Merge pull request #16494 from electron/chromium-upgrade/73

feat: upgrade to Chromium 73.0.3683.27

BUILD.gn

@@ -2,7 +2,6 @@ import("//build/config/locales.gni")
 import("//build/config/ui.gni")
 import("//build/config/win/manifest.gni")
 import("//pdf/features.gni")
-import("//services/service_manager/public/service_manifest.gni")
 import("//third_party/ffmpeg/ffmpeg_options.gni")
 import("//tools/generate_library_loader/generate_library_loader.gni")
 import("//tools/grit/grit_rule.gni")
@@ -281,7 +280,6 @@ grit("resources") {
 
   deps = [
     ":copy_shell_devtools_discovery_page",
-    ":electron_content_manifest_overlays",
   ]
 
   output_dir = "$target_gen_dir"
@@ -330,6 +328,7 @@ static_library("electron_lib") {
     ":atom_js2c",
     "buildflags",
     "chromium_src:chrome",
+    "manifests",
     "native_mate",
     "//base",
     "//base:base_static",
@@ -1055,26 +1054,3 @@ group("electron") {
     ":electron_app",
   ]
 }
-
-group("electron_content_manifest_overlays") {
-  deps = [
-    ":electron_content_browser_manifest_overlay",
-    ":electron_content_packaged_services_manifest_overlay",
-  ]
-}
-
-service_manifest("electron_content_packaged_services_manifest_overlay") {
-  source = "//electron/manifests/electron_content_packaged_services_manifest_overlay.json"
-  packaged_services = [ "//services/proxy_resolver:proxy_resolver_manifest" ]
-
-  if (enable_basic_printing) {
-    packaged_services += [
-      "//chrome/services/printing:manifest",
-      "//components/services/pdf_compositor:pdf_compositor_manifest",
-    ]
-  }
-}
-
-service_manifest("electron_content_browser_manifest_overlay") {
-  source = "//electron/manifests/electron_content_browser_manifest_overlay.json"
-}

DEPS

@@ -10,9 +10,9 @@ gclient_gn_args = [
 
 vars = {
   'chromium_version':
-    '72.0.3626.110',
+    '73.0.3683.27',
   'node_version':
-    'ad2c89ec3be0f5db3ea02b0f591d36a5d84c51ad',
+    'fac6d766c143db8db05bb3b0c0871df8f032363c',
 
   'boto_version': 'f7574aa6cc2c819430c1f05e9a1a1a666ef8169b',
   'pyyaml_version': '3.12',

atom/app/atom_content_client.cc

@@ -7,17 +7,14 @@
 #include <string>
 #include <vector>
 
-#include "atom/common/atom_version.h"
 #include "atom/common/options_switches.h"
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
-#include "chrome/common/chrome_version.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/pepper_plugin_info.h"
-#include "content/public/common/user_agent.h"
 #include "electron/buildflags/buildflags.h"
 #include "ppapi/shared_impl/ppapi_permissions.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -180,16 +177,6 @@ AtomContentClient::AtomContentClient() {}
 
 AtomContentClient::~AtomContentClient() {}
 
-std::string AtomContentClient::GetProduct() const {
-  return "Chrome/" CHROME_VERSION_STRING;
-}
-
-std::string AtomContentClient::GetUserAgent() const {
-  return content::BuildUserAgentFromProduct("Chrome/" CHROME_VERSION_STRING
-                                            " " ATOM_PRODUCT_NAME
-                                            "/" ATOM_VERSION_STRING);
-}
-
 base::string16 AtomContentClient::GetLocalizedString(int message_id) const {
   return l10n_util::GetStringUTF16(message_id);
 }

atom/app/atom_content_client.h

@@ -20,8 +20,6 @@ class AtomContentClient : public content::ContentClient {
 
  protected:
   // content::ContentClient:
-  std::string GetProduct() const override;
-  std::string GetUserAgent() const override;
   base::string16 GetLocalizedString(int message_id) const override;
   base::StringPiece GetDataResource(int resource_id,
                                     ui::ScaleFactor) const override;

atom/app/manifests.cc

@@ -0,0 +1,44 @@
+// Copyright (c) 2019 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/app/manifests.h"
+
+#include "base/no_destructor.h"
+#include "printing/buildflags/buildflags.h"
+#include "services/proxy_resolver/proxy_resolver_manifest.h"
+#include "services/service_manager/public/cpp/manifest_builder.h"
+
+#if BUILDFLAG(ENABLE_PRINTING)
+#include "components/services/pdf_compositor/pdf_compositor_manifest.h"
+#endif
+
+#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
+#include "chrome/services/printing/manifest.h"
+#endif
+
+const service_manager::Manifest& GetElectronContentBrowserOverlayManifest() {
+  static base::NoDestructor<service_manager::Manifest> manifest{
+      service_manager::ManifestBuilder()
+          .WithDisplayName("Electron (browser process)")
+          .RequireCapability("device", "device:geolocation_control")
+          .RequireCapability("proxy_resolver", "factory")
+          .RequireCapability("chrome_printing", "converter")
+          .RequireCapability("pdf_compositor", "compositor")
+          .Build()};
+  return *manifest;
+}
+
+const std::vector<service_manager::Manifest>&
+GetElectronPackagedServicesOverlayManifest() {
+  static base::NoDestructor<std::vector<service_manager::Manifest>> manifests{{
+      proxy_resolver::GetManifest(),
+#if BUILDFLAG(ENABLE_PRINTING)
+      pdf_compositor::GetManifest(),
+#endif
+#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
+      chrome_printing::GetManifest(),
+#endif
+  }};
+  return *manifests;
+}

atom/app/manifests.h

@@ -0,0 +1,16 @@
+// Copyright (c) 2019 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_APP_MANIFESTS_H_
+#define ATOM_APP_MANIFESTS_H_
+
+#include <vector>
+
+#include "services/service_manager/public/cpp/manifest.h"
+
+const service_manager::Manifest& GetElectronContentBrowserOverlayManifest();
+const std::vector<service_manager::Manifest>&
+GetElectronPackagedServicesOverlayManifest();
+
+#endif  // ATOM_APP_MANIFESTS_H_

atom/browser/api/atom_api_app.cc

@@ -690,7 +690,7 @@ bool App::CanCreateWindow(
     content::RenderFrameHost* opener,
     const GURL& opener_url,
     const GURL& opener_top_level_frame_url,
-    const GURL& source_origin,
+    const url::Origin& source_origin,
     content::mojom::WindowContainerType container_type,
     const GURL& target_url,
     const content::Referrer& referrer,

atom/browser/api/atom_api_app.h

@@ -141,7 +141,7 @@ class App : public AtomBrowserClient::Delegate,
   bool CanCreateWindow(content::RenderFrameHost* opener,
                        const GURL& opener_url,
                        const GURL& opener_top_level_frame_url,
-                       const GURL& source_origin,
+                       const url::Origin& source_origin,
                        content::mojom::WindowContainerType container_type,
                        const GURL& target_url,
                        const content::Referrer& referrer,

atom/browser/api/atom_api_browser_window.cc

@@ -18,6 +18,7 @@
 #include "atom/common/options_switches.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
+#include "content/browser/renderer_host/render_widget_host_owner_delegate.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "gin/converter.h"
@@ -130,7 +131,7 @@ void BrowserWindow::RenderViewCreated(
       render_view_host->GetProcess()->GetID(),
       render_view_host->GetRoutingID());
   if (impl)
-    impl->SetBackgroundOpaque(false);
+    impl->owner_delegate()->SetBackgroundOpaque(false);
 }
 
 void BrowserWindow::DidFirstVisuallyNonEmptyPaint() {
@@ -349,7 +350,8 @@ void BrowserWindow::SetVibrancy(v8::Isolate* isolate,
         render_view_host->GetProcess()->GetID(),
         render_view_host->GetRoutingID());
     if (impl)
-      impl->SetBackgroundOpaque(type.empty() ? !window_->transparent() : false);
+      impl->owner_delegate()->SetBackgroundOpaque(
+          type.empty() ? !window_->transparent() : false);
   }
 
   TopLevelWindow::SetVibrancy(isolate, value);

atom/browser/api/atom_api_download_item.cc

@@ -103,7 +103,7 @@ bool DownloadItem::IsPaused() const {
 }
 
 void DownloadItem::Resume() {
-  download_item_->Resume();
+  download_item_->Resume(true /* user_gesture */);
 }
 
 bool DownloadItem::CanResume() const {

atom/browser/api/atom_api_power_monitor.cc

@@ -84,19 +84,19 @@ void PowerMonitor::OnResume() {
   Emit("resume");
 }
 
-void PowerMonitor::QuerySystemIdleState(v8::Isolate* isolate,
+ui::IdleState PowerMonitor::QuerySystemIdleState(v8::Isolate* isolate,
-                                        int idle_threshold,
+                                                 int idle_threshold) {
-                                        const ui::IdleCallback& callback) {
   if (idle_threshold > 0) {
-    ui::CalculateIdleState(idle_threshold, callback);
+    return ui::CalculateIdleState(idle_threshold);
   } else {
     isolate->ThrowException(v8::Exception::TypeError(mate::StringToV8(
         isolate, "Invalid idle threshold, must be greater than 0")));
+    return ui::IDLE_STATE_UNKNOWN;
   }
 }
 
-void PowerMonitor::QuerySystemIdleTime(const ui::IdleTimeCallback& callback) {
+int PowerMonitor::QuerySystemIdleTime() {
-  ui::CalculateIdleTime(callback);
+  return ui::CalculateIdleTime();
 }
 
 // static
@@ -122,8 +122,8 @@ void PowerMonitor::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("blockShutdown", &PowerMonitor::BlockShutdown)
       .SetMethod("unblockShutdown", &PowerMonitor::UnblockShutdown)
 #endif
-      .SetMethod("querySystemIdleState", &PowerMonitor::QuerySystemIdleState)
+      .SetMethod("_querySystemIdleState", &PowerMonitor::QuerySystemIdleState)
-      .SetMethod("querySystemIdleTime", &PowerMonitor::QuerySystemIdleTime);
+      .SetMethod("_querySystemIdleTime", &PowerMonitor::QuerySystemIdleTime);
 }
 
 }  // namespace api

atom/browser/api/atom_api_power_monitor.h

@@ -46,10 +46,8 @@ class PowerMonitor : public mate::TrackableObject<PowerMonitor>,
   void OnResume() override;
 
  private:
-  void QuerySystemIdleState(v8::Isolate* isolate,
+  ui::IdleState QuerySystemIdleState(v8::Isolate* isolate, int idle_threshold);
-                            int idle_threshold,
+  int QuerySystemIdleTime();
-                            const ui::IdleCallback& callback);
-  void QuerySystemIdleTime(const ui::IdleTimeCallback& callback);
 
 #if defined(OS_WIN)
   // Static callback invoked when a message comes in to our messaging window.

atom/browser/api/atom_api_web_contents.cc

@@ -712,7 +712,7 @@ void WebContents::FindReply(content::WebContents* web_contents,
 bool WebContents::CheckMediaAccessPermission(
     content::RenderFrameHost* render_frame_host,
     const GURL& security_origin,
-    content::MediaStreamType type) {
+    blink::MediaStreamType type) {
   auto* web_contents =
       content::WebContents::FromRenderFrameHost(render_frame_host);
   auto* permission_helper =
@@ -999,8 +999,7 @@ void WebContents::DevToolsOpened() {
 
   // Inherit owner window in devtools when it doesn't have one.
   auto* devtools = managed_web_contents()->GetDevToolsWebContents();
-  bool has_window =
+  bool has_window = devtools->GetUserData(NativeWindowRelay::UserDataKey());
-      devtools->GetUserData(NativeWindowRelay::kNativeWindowRelayUserDataKey);
   if (owner_window() && !has_window)
     handle->SetOwnerWindow(devtools, owner_window());
 
@@ -1127,7 +1126,7 @@ void WebContents::SetBackgroundThrottling(bool allowed) {
     return;
   }
 
-  const auto* render_process_host = render_view_host->GetProcess();
+  auto* render_process_host = render_view_host->GetProcess();
   if (!render_process_host) {
     return;
   }

atom/browser/api/atom_api_web_contents.h

@@ -387,7 +387,7 @@ class WebContents : public mate::TrackableObject<WebContents>,
                  bool final_update) override;
   bool CheckMediaAccessPermission(content::RenderFrameHost* render_frame_host,
                                   const GURL& security_origin,
-                                  content::MediaStreamType type) override;
+                                  blink::MediaStreamType type) override;
   void RequestMediaAccessPermission(
       content::WebContents* web_contents,
       const content::MediaStreamRequest& request,

atom/browser/api/atom_api_web_contents_view.cc

@@ -31,9 +31,13 @@ class WebContentsViewRelay
 
   atom::api::WebContentsView* view_ = nullptr;
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewRelay);
 };
 
+WEB_CONTENTS_USER_DATA_KEY_IMPL(WebContentsViewRelay)
+
 }  // namespace
 
 namespace atom {

atom/browser/atom_browser_client.cc

@@ -11,6 +11,7 @@
 #include <memory>
 #include <utility>
 
+#include "atom/app/manifests.h"
 #include "atom/browser/api/atom_api_app.h"
 #include "atom/browser/api/atom_api_protocol.h"
 #include "atom/browser/api/atom_api_web_contents.h"
@@ -32,6 +33,7 @@
 #include "atom/browser/web_contents_permission_helper.h"
 #include "atom/browser/web_contents_preferences.h"
 #include "atom/browser/window_list.h"
+#include "atom/common/application_info.h"
 #include "atom/common/options_switches.h"
 #include "atom/common/platform_util.h"
 #include "base/command_line.h"
@@ -47,6 +49,7 @@
 #include "base/strings/utf_string_conversions.h"
 #include "base/task/post_task.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/common/chrome_version.h"
 #include "components/net_log/chrome_net_log.h"
 #include "content/public/browser/browser_ppapi_host.h"
 #include "content/public/browser/browser_task_traits.h"
@@ -117,15 +120,14 @@ namespace {
 bool g_suppress_renderer_process_restart = false;
 
 bool IsSameWebSite(content::BrowserContext* browser_context,
-                   const GURL& src_url,
+                   content::SiteInstance* site_instance,
                    const GURL& dest_url) {
-  return content::SiteInstance::IsSameWebSite(browser_context, src_url,
+  return site_instance->IsSameSiteWithURL(dest_url) ||
-                                              dest_url) ||
+         // `IsSameSiteWithURL` doesn't seem to work for some URIs such as
-         // `IsSameWebSite` doesn't seem to work for some URIs such as `file:`,
+         // `file:`, handle these scenarios by comparing only the site as
-         // handle these scenarios by comparing only the site as defined by
+         // defined by `GetSiteForURL`.
-         // `GetSiteForURL`.
+         (content::SiteInstance::GetSiteForURL(browser_context, dest_url) ==
-         content::SiteInstance::GetSiteForURL(browser_context, dest_url) ==
+          site_instance->GetSiteURL());
-             src_url;
 }
 
 AtomBrowserClient* g_browser_client = nullptr;
@@ -224,8 +226,7 @@ bool AtomBrowserClient::ShouldForceNewSiteInstance(
   }
 
   // Create new a SiteInstance if navigating to a different site.
-  auto src_url = current_instance->GetSiteURL();
+  return !IsSameWebSite(browser_context, current_instance, url);
-  return !IsSameWebSite(browser_context, src_url, url);
 }
 
 bool AtomBrowserClient::NavigationWasRedirectedCrossSite(
@@ -236,13 +237,12 @@ bool AtomBrowserClient::NavigationWasRedirectedCrossSite(
     bool has_response_started) const {
   bool navigation_was_redirected = false;
   if (has_response_started) {
-    navigation_was_redirected = !IsSameWebSite(
+    navigation_was_redirected =
-        browser_context, current_instance->GetSiteURL(), dest_url);
+        !IsSameWebSite(browser_context, current_instance, dest_url);
   } else {
     navigation_was_redirected =
         speculative_instance &&
-        !IsSameWebSite(browser_context, speculative_instance->GetSiteURL(),
+        !IsSameWebSite(browser_context, speculative_instance, dest_url);
-                       dest_url);
   }
 
   return navigation_was_redirected;
@@ -306,7 +306,7 @@ content::SiteInstance* AtomBrowserClient::GetSiteInstanceFromAffinity(
     auto iter = site_per_affinities_.find(affinity);
     GURL dest_site = content::SiteInstance::GetSiteForURL(browser_context, url);
     if (iter != site_per_affinities_.end() &&
-        IsSameWebSite(browser_context, iter->second->GetSiteURL(), dest_site)) {
+        IsSameWebSite(browser_context, iter->second, dest_site)) {
       return iter->second;
     }
   }
@@ -478,7 +478,7 @@ void AtomBrowserClient::AppendExtraCommandLineSwitches(
       switches::kServiceWorkerSchemes};
   command_line->CopySwitchesFrom(*base::CommandLine::ForCurrentProcess(),
                                  kCommonSwitchNames,
-                                 arraysize(kCommonSwitchNames));
+                                 base::size(kCommonSwitchNames));
 
 #if defined(OS_WIN)
   // Append --app-user-model-id.
@@ -596,7 +596,7 @@ bool AtomBrowserClient::CanCreateWindow(
     content::RenderFrameHost* opener,
     const GURL& opener_url,
     const GURL& opener_top_level_frame_url,
-    const GURL& source_origin,
+    const url::Origin& source_origin,
     content::mojom::WindowContainerType container_type,
     const GURL& target_url,
     const content::Referrer& referrer,
@@ -715,20 +715,17 @@ void AtomBrowserClient::RegisterOutOfProcessServices(
 #endif
 }
 
-std::unique_ptr<base::Value> AtomBrowserClient::GetServiceManifestOverlay(
+base::Optional<service_manager::Manifest>
-    base::StringPiece name) {
+AtomBrowserClient::GetServiceManifestOverlay(base::StringPiece name) {
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+  if (name == content::mojom::kBrowserServiceName) {
-  int id = -1;
+    return GetElectronContentBrowserOverlayManifest();
-  if (name == content::mojom::kBrowserServiceName)
+  } else if (name == content::mojom::kPackagedServicesServiceName) {
-    id = IDR_ELECTRON_CONTENT_BROWSER_MANIFEST_OVERLAY;
+    service_manager::Manifest overlay;
-  else if (name == content::mojom::kPackagedServicesServiceName)
+    overlay.packaged_services = GetElectronPackagedServicesOverlayManifest();
-    id = IDR_ELECTRON_CONTENT_PACKAGED_SERVICES_MANIFEST_OVERLAY;
+    return overlay;
+  }
 
-  if (id == -1)
+  return base::nullopt;
-    return nullptr;
-
-  base::StringPiece manifest_contents = rb.GetRawDataResource(id);
-  return base::JSONReader::Read(manifest_contents);
 }
 
 net::NetLog* AtomBrowserClient::GetNetLog() {
@@ -897,6 +894,14 @@ bool AtomBrowserClient::ShouldBypassCORB(int render_process_id) const {
   return it != process_preferences_.end() && !it->second.web_security;
 }
 
+std::string AtomBrowserClient::GetProduct() const {
+  return "Chrome/" CHROME_VERSION_STRING;
+}
+
+std::string AtomBrowserClient::GetUserAgent() const {
+  return GetApplicationUserAgent();
+}
+
 std::string AtomBrowserClient::GetApplicationLocale() {
   if (BrowserThread::CurrentlyOn(BrowserThread::IO))
     return g_io_thread_application_locale.Get();

atom/browser/atom_browser_client.h

@@ -112,7 +112,7 @@ class AtomBrowserClient : public content::ContentBrowserClient,
   bool CanCreateWindow(content::RenderFrameHost* opener,
                        const GURL& opener_url,
                        const GURL& opener_top_level_frame_url,
-                       const GURL& source_origin,
+                       const url::Origin& source_origin,
                        content::mojom::WindowContainerType container_type,
                        const GURL& target_url,
                        const content::Referrer& referrer,
@@ -138,7 +138,7 @@ class AtomBrowserClient : public content::ContentBrowserClient,
       bool in_memory,
       const base::FilePath& relative_partition_path) override;
   void RegisterOutOfProcessServices(OutOfProcessServiceMap* services) override;
-  std::unique_ptr<base::Value> GetServiceManifestOverlay(
+  base::Optional<service_manager::Manifest> GetServiceManifestOverlay(
       base::StringPiece name) override;
   net::NetLog* GetNetLog() override;
   content::MediaObserver* GetMediaObserver() override;
@@ -153,6 +153,8 @@ class AtomBrowserClient : public content::ContentBrowserClient,
   void OnNetworkServiceCreated(
       network::mojom::NetworkService* network_service) override;
   bool ShouldBypassCORB(int render_process_id) const override;
+  std::string GetProduct() const override;
+  std::string GetUserAgent() const override;
 
   // content::RenderProcessHostObserver:
   void RenderProcessHostDestroyed(content::RenderProcessHost* host) override;

atom/browser/atom_browser_context.cc

@@ -11,7 +11,6 @@
 #include "atom/browser/atom_download_manager_delegate.h"
 #include "atom/browser/atom_paths.h"
 #include "atom/browser/atom_permission_manager.h"
-#include "atom/browser/browser.h"
 #include "atom/browser/cookie_change_notifier.h"
 #include "atom/browser/net/resolve_proxy_helper.h"
 #include "atom/browser/pref_store_delegate.h"
@@ -20,17 +19,14 @@
 #include "atom/browser/web_view_manager.h"
 #include "atom/browser/zoom_level_delegate.h"
 #include "atom/common/application_info.h"
-#include "atom/common/atom_version.h"
 #include "atom/common/options_switches.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
 #include "base/strings/string_util.h"
-#include "base/strings/stringprintf.h"
 #include "base/threading/sequenced_task_runner_handle.h"
 #include "base/threading/thread_restrictions.h"
 #include "chrome/common/chrome_paths.h"
-#include "chrome/common/chrome_version.h"
 #include "chrome/common/pref_names.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "components/prefs/json_pref_store.h"
@@ -41,8 +37,8 @@
 #include "components/proxy_config/pref_proxy_config_tracker_impl.h"
 #include "components/proxy_config/proxy_config_pref_names.h"
 #include "content/browser/blob_storage/chrome_blob_storage_context.h"
+#include "content/public/browser/browser_thread.h"
 #include "content/public/browser/storage_partition.h"
-#include "content/public/common/user_agent.h"
 #include "net/base/escape.h"
 
 using content::BrowserThread;
@@ -51,14 +47,6 @@ namespace atom {
 
 namespace {
 
-std::string RemoveWhitespace(const std::string& str) {
-  std::string trimmed;
-  if (base::RemoveChars(str, " ", &trimmed))
-    return trimmed;
-  else
-    return str;
-}
-
 // Convert string to lower case and escape it.
 std::string MakePartitionName(const std::string& input) {
   return net::EscapePath(base::ToLowerASCII(input));
@@ -78,19 +66,7 @@ AtomBrowserContext::AtomBrowserContext(const std::string& partition,
       storage_policy_(new SpecialStoragePolicy),
       in_memory_(in_memory),
       weak_factory_(this) {
-  // Construct user agent string.
+  user_agent_ = GetApplicationUserAgent();
-  Browser* browser = Browser::Get();
-  std::string name = RemoveWhitespace(browser->GetName());
-  std::string user_agent;
-  if (name == ATOM_PRODUCT_NAME) {
-    user_agent = "Chrome/" CHROME_VERSION_STRING " " ATOM_PRODUCT_NAME
-                 "/" ATOM_VERSION_STRING;
-  } else {
-    user_agent = base::StringPrintf(
-        "%s/%s Chrome/%s " ATOM_PRODUCT_NAME "/" ATOM_VERSION_STRING,
-        name.c_str(), browser->GetVersion().c_str(), CHROME_VERSION_STRING);
-  }
-  user_agent_ = content::BuildUserAgentFromProduct(user_agent);
 
   // Read options.
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
@@ -285,6 +261,11 @@ AtomBrowserContext::GetBrowsingDataRemoverDelegate() {
   return nullptr;
 }
 
+content::ClientHintsControllerDelegate*
+AtomBrowserContext::GetClientHintsControllerDelegate() {
+  return nullptr;
+}
+
 net::URLRequestContextGetter*
 AtomBrowserContext::CreateRequestContextForStoragePartition(
     const base::FilePath& partition_path,

atom/browser/atom_browser_context.h

@@ -88,6 +88,8 @@ class AtomBrowserContext
       content::ProtocolHandlerMap* protocol_handlers,
       content::URLRequestInterceptorScopedVector request_interceptors) override;
   net::URLRequestContextGetter* CreateMediaRequestContext() override;
+  content::ClientHintsControllerDelegate* GetClientHintsControllerDelegate()
+      override;
 
   CookieChangeNotifier* cookie_change_notifier() const {
     return cookie_change_notifier_.get();

atom/browser/browser_mac.mm

@@ -232,9 +232,10 @@ LSSharedFileListItemRef GetLoginItemForApp() {
   for (NSUInteger i = 0; i < [login_items_array count]; ++i) {
     LSSharedFileListItemRef item =
         reinterpret_cast<LSSharedFileListItemRef>(login_items_array[i]);
-    CFURLRef item_url_ref = NULL;
+    base::ScopedCFTypeRef<CFErrorRef> error;
-    if (LSSharedFileListItemResolve(item, 0, &item_url_ref, NULL) == noErr &&
+    CFURLRef item_url_ref =
-        item_url_ref) {
+        LSSharedFileListItemCopyResolvedURL(item, 0, error.InitializeInto());
+    if (!error && item_url_ref) {
       base::ScopedCFTypeRef<CFURLRef> item_url(item_url_ref);
       if (CFEqual(item_url, url)) {
         CFRetain(item);
@@ -265,9 +266,10 @@ void RemoveFromLoginItems() {
     for (NSUInteger i = 0; i < [login_items_array count]; ++i) {
       LSSharedFileListItemRef item =
           reinterpret_cast<LSSharedFileListItemRef>(login_items_array[i]);
-      CFURLRef url_ref = NULL;
+      base::ScopedCFTypeRef<CFErrorRef> error;
-      if (LSSharedFileListItemResolve(item, 0, &url_ref, NULL) == noErr &&
+      CFURLRef url_ref =
-          item) {
+          LSSharedFileListItemCopyResolvedURL(item, 0, error.InitializeInto());
+      if (!error && url_ref) {
         base::ScopedCFTypeRef<CFURLRef> url(url_ref);
         if ([[base::mac::CFToNSCast(url.get()) path]
                 hasPrefix:[[NSBundle mainBundle] bundlePath]])

atom/browser/child_web_contents_tracker.cc

@@ -0,0 +1,14 @@
+// Copyright (c) 2019 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/browser/child_web_contents_tracker.h"
+
+namespace atom {
+
+ChildWebContentsTracker::ChildWebContentsTracker(
+    content::WebContents* web_contents) {}
+
+WEB_CONTENTS_USER_DATA_KEY_IMPL(ChildWebContentsTracker)
+
+}  // namespace atom

atom/browser/child_web_contents_tracker.h

@@ -18,11 +18,12 @@ struct ChildWebContentsTracker
   GURL url;
   std::string frame_name;
 
-  explicit ChildWebContentsTracker(content::WebContents* web_contents) {}
-
  private:
+  explicit ChildWebContentsTracker(content::WebContents* web_contents);
   friend class content::WebContentsUserData<ChildWebContentsTracker>;
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
   DISALLOW_COPY_AND_ASSIGN(ChildWebContentsTracker);
 };
 

atom/browser/common_web_contents_delegate.cc

@@ -10,6 +10,7 @@
 #include <utility>
 #include <vector>
 
+#include "atom/browser/atom_browser_client.h"
 #include "atom/browser/atom_browser_context.h"
 #include "atom/browser/native_window.h"
 #include "atom/browser/ui/file_dialog.h"
@@ -23,7 +24,7 @@
 #include "base/threading/scoped_blocking_call.h"
 #include "base/threading/sequenced_task_runner_handle.h"
 #include "chrome/browser/ssl/security_state_tab_helper.h"
-#include "chrome/browser/ui/browser_dialogs.h"
+#include "chrome/browser/ui/color_chooser.h"
 #include "chrome/common/pref_names.h"
 #include "components/prefs/pref_service.h"
 #include "components/prefs/scoped_user_pref_update.h"
@@ -183,7 +184,8 @@ void CommonWebContentsDelegate::InitWithWebContents(
 #if BUILDFLAG(ENABLE_PRINTING)
   PrintPreviewMessageHandler::CreateForWebContents(web_contents);
   printing::PrintViewManagerBasic::CreateForWebContents(web_contents);
-  printing::CreateCompositeClientIfNeeded(web_contents);
+  printing::CreateCompositeClientIfNeeded(web_contents,
+                                          browser_context->GetUserAgent());
 #endif
 
   // Determien whether the WebContents is offscreen.
@@ -213,8 +215,7 @@ void CommonWebContentsDelegate::SetOwnerWindow(
                                             owner_window->GetWeakPtr());
   } else {
     owner_window_ = nullptr;
-    web_contents->RemoveUserData(
+    web_contents->RemoveUserData(NativeWindowRelay::UserDataKey());
-        NativeWindowRelay::kNativeWindowRelayUserDataKey);
   }
 #if BUILDFLAG(ENABLE_OSR)
   auto* osr_wcv = GetOffScreenWebContentsView();
@@ -274,6 +275,7 @@ content::WebContents* CommonWebContentsDelegate::OpenURLFromTab(
   load_url_params.should_replace_current_entry =
       params.should_replace_current_entry;
   load_url_params.is_renderer_initiated = params.is_renderer_initiated;
+  load_url_params.initiator_origin = params.initiator_origin;
   load_url_params.should_clear_history_list = true;
 
   source->GetController().LoadURLWithParams(load_url_params);

atom/browser/font_defaults.cc

@@ -7,6 +7,7 @@
 #include <string>
 #include <unordered_map>
 
+#include "base/stl_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/common/pref_names.h"
@@ -103,7 +104,7 @@ const FontDefault kFontDefaults[] = {
      IDS_FIXED_FONT_FAMILY_TRADITIONAL_HAN},
 #endif
 };
-const size_t kFontDefaultsLength = arraysize(kFontDefaults);
+const size_t kFontDefaultsLength = base::size(kFontDefaults);
 
 // ^^^^^ DO NOT EDIT ^^^^^
 

atom/browser/javascript_environment.cc

@@ -54,10 +54,10 @@ v8::Isolate* JavascriptEnvironment::Initialize(uv_loop_t* event_loop) {
       tracing_controller);
 
   v8::V8::InitializePlatform(platform_);
-  gin::IsolateHolder::Initialize(
+  gin::IsolateHolder::Initialize(gin::IsolateHolder::kNonStrictMode,
-      gin::IsolateHolder::kNonStrictMode, gin::IsolateHolder::kStableV8Extras,
                                  gin::ArrayBufferAllocator::SharedInstance(),
-      nullptr /* external_reference_table */, false /* create_v8_platform */);
+                                 nullptr /* external_reference_table */,
+                                 false /* create_v8_platform */);
 
   v8::Isolate* isolate = v8::Isolate::Allocate();
   platform_->RegisterIsolate(isolate, event_loop);

atom/browser/media/media_capture_devices_dispatcher.cc

@@ -7,18 +7,16 @@
 #include "base/logging.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/media_capture_devices.h"
-#include "content/public/common/media_stream_request.h"
-
-namespace atom {
 
 using content::BrowserThread;
-using content::MediaStreamDevices;
+
+namespace atom {
 
 namespace {
 
 // Finds a device in |devices| that has |device_id|, or NULL if not found.
-const content::MediaStreamDevice* FindDeviceWithId(
+const blink::MediaStreamDevice* FindDeviceWithId(
-    const content::MediaStreamDevices& devices,
+    const blink::MediaStreamDevices& devices,
     const std::string& device_id) {
   auto iter = devices.begin();
   for (; iter != devices.end(); ++iter) {
@@ -29,11 +27,6 @@ const content::MediaStreamDevice* FindDeviceWithId(
   return nullptr;
 }
 
-const MediaStreamDevices& EmptyDevices() {
-  static MediaStreamDevices* devices = new MediaStreamDevices;
-  return *devices;
-}
-
 }  // namespace
 
 MediaCaptureDevicesDispatcher* MediaCaptureDevicesDispatcher::GetInstance() {
@@ -49,75 +42,75 @@ MediaCaptureDevicesDispatcher::MediaCaptureDevicesDispatcher()
 
 MediaCaptureDevicesDispatcher::~MediaCaptureDevicesDispatcher() {}
 
-const MediaStreamDevices&
+const blink::MediaStreamDevices&
 MediaCaptureDevicesDispatcher::GetAudioCaptureDevices() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (is_device_enumeration_disabled_)
-    return EmptyDevices();
+    return test_audio_devices_;
   return content::MediaCaptureDevices::GetInstance()->GetAudioCaptureDevices();
 }
 
-const MediaStreamDevices&
+const blink::MediaStreamDevices&
 MediaCaptureDevicesDispatcher::GetVideoCaptureDevices() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (is_device_enumeration_disabled_)
-    return EmptyDevices();
+    return test_video_devices_;
   return content::MediaCaptureDevices::GetInstance()->GetVideoCaptureDevices();
 }
 
 void MediaCaptureDevicesDispatcher::GetDefaultDevices(
     bool audio,
     bool video,
-    content::MediaStreamDevices* devices) {
+    blink::MediaStreamDevices* devices) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(audio || video);
 
   if (audio) {
-    const content::MediaStreamDevice* device = GetFirstAvailableAudioDevice();
+    const blink::MediaStreamDevice* device = GetFirstAvailableAudioDevice();
     if (device)
       devices->push_back(*device);
   }
 
   if (video) {
-    const content::MediaStreamDevice* device = GetFirstAvailableVideoDevice();
+    const blink::MediaStreamDevice* device = GetFirstAvailableVideoDevice();
     if (device)
       devices->push_back(*device);
   }
 }
 
-const content::MediaStreamDevice*
+const blink::MediaStreamDevice*
 MediaCaptureDevicesDispatcher::GetRequestedAudioDevice(
     const std::string& requested_audio_device_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  const content::MediaStreamDevices& audio_devices = GetAudioCaptureDevices();
+  const blink::MediaStreamDevices& audio_devices = GetAudioCaptureDevices();
-  const content::MediaStreamDevice* const device =
+  const blink::MediaStreamDevice* const device =
       FindDeviceWithId(audio_devices, requested_audio_device_id);
   return device;
 }
 
-const content::MediaStreamDevice*
+const blink::MediaStreamDevice*
 MediaCaptureDevicesDispatcher::GetFirstAvailableAudioDevice() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  const content::MediaStreamDevices& audio_devices = GetAudioCaptureDevices();
+  const blink::MediaStreamDevices& audio_devices = GetAudioCaptureDevices();
   if (audio_devices.empty())
     return nullptr;
   return &(*audio_devices.begin());
 }
 
-const content::MediaStreamDevice*
+const blink::MediaStreamDevice*
 MediaCaptureDevicesDispatcher::GetRequestedVideoDevice(
     const std::string& requested_video_device_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  const content::MediaStreamDevices& video_devices = GetVideoCaptureDevices();
+  const blink::MediaStreamDevices& video_devices = GetVideoCaptureDevices();
-  const content::MediaStreamDevice* const device =
+  const blink::MediaStreamDevice* const device =
       FindDeviceWithId(video_devices, requested_video_device_id);
   return device;
 }
 
-const content::MediaStreamDevice*
+const blink::MediaStreamDevice*
 MediaCaptureDevicesDispatcher::GetFirstAvailableVideoDevice() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  const content::MediaStreamDevices& video_devices = GetVideoCaptureDevices();
+  const blink::MediaStreamDevices& video_devices = GetVideoCaptureDevices();
   if (video_devices.empty())
     return nullptr;
   return &(*video_devices.begin());
@@ -136,7 +129,7 @@ void MediaCaptureDevicesDispatcher::OnMediaRequestStateChanged(
     int render_view_id,
     int page_request_id,
     const GURL& security_origin,
-    content::MediaStreamType stream_type,
+    blink::MediaStreamType stream_type,
     content::MediaRequestState state) {}
 
 void MediaCaptureDevicesDispatcher::OnCreatingAudioStream(int render_process_id,
@@ -146,7 +139,7 @@ void MediaCaptureDevicesDispatcher::OnSetCapturingLinkSecured(
     int render_process_id,
     int render_frame_id,
     int page_request_id,
-    content::MediaStreamType stream_type,
+    blink::MediaStreamType stream_type,
     bool is_secure) {}
 
 }  // namespace atom

atom/browser/media/media_capture_devices_dispatcher.h

@@ -9,7 +9,8 @@
 
 #include "base/memory/singleton.h"
 #include "content/public/browser/media_observer.h"
-#include "content/public/common/media_stream_request.h"
+#include "content/public/browser/media_stream_request.h"
+#include "third_party/blink/public/common/mediastream/media_stream_request.h"
 
 namespace atom {
 
@@ -20,8 +21,8 @@ class MediaCaptureDevicesDispatcher : public content::MediaObserver {
   static MediaCaptureDevicesDispatcher* GetInstance();
 
   // Methods for observers. Called on UI thread.
-  const content::MediaStreamDevices& GetAudioCaptureDevices();
+  const blink::MediaStreamDevices& GetAudioCaptureDevices();
-  const content::MediaStreamDevices& GetVideoCaptureDevices();
+  const blink::MediaStreamDevices& GetVideoCaptureDevices();
 
   // Helper to get the default devices which can be used by the media request.
   // Uses the first available devices if the default devices are not available.
@@ -30,19 +31,19 @@ class MediaCaptureDevicesDispatcher : public content::MediaObserver {
   // Called on the UI thread.
   void GetDefaultDevices(bool audio,
                          bool video,
-                         content::MediaStreamDevices* devices);
+                         blink::MediaStreamDevices* devices);
 
   // Helpers for picking particular requested devices, identified by raw id.
   // If the device requested is not available it will return NULL.
-  const content::MediaStreamDevice* GetRequestedAudioDevice(
+  const blink::MediaStreamDevice* GetRequestedAudioDevice(
       const std::string& requested_audio_device_id);
-  const content::MediaStreamDevice* GetRequestedVideoDevice(
+  const blink::MediaStreamDevice* GetRequestedVideoDevice(
       const std::string& requested_video_device_id);
 
   // Returns the first available audio or video device, or NULL if no devices
   // are available.
-  const content::MediaStreamDevice* GetFirstAvailableAudioDevice();
+  const blink::MediaStreamDevice* GetFirstAvailableAudioDevice();
-  const content::MediaStreamDevice* GetFirstAvailableVideoDevice();
+  const blink::MediaStreamDevice* GetFirstAvailableVideoDevice();
 
   // Unittests that do not require actual device enumeration should call this
   // API on the singleton. It is safe to call this multiple times on the
@@ -56,14 +57,14 @@ class MediaCaptureDevicesDispatcher : public content::MediaObserver {
                                   int render_view_id,
                                   int page_request_id,
                                   const GURL& security_origin,
-                                  content::MediaStreamType stream_type,
+                                  blink::MediaStreamType stream_type,
                                   content::MediaRequestState state) override;
   void OnCreatingAudioStream(int render_process_id,
                              int render_view_id) override;
   void OnSetCapturingLinkSecured(int render_process_id,
                                  int render_frame_id,
                                  int page_request_id,
-                                 content::MediaStreamType stream_type,
+                                 blink::MediaStreamType stream_type,
                                  bool is_secure) override;
 
  private:
@@ -72,6 +73,12 @@ class MediaCaptureDevicesDispatcher : public content::MediaObserver {
   MediaCaptureDevicesDispatcher();
   ~MediaCaptureDevicesDispatcher() override;
 
+  // Only for testing, a list of cached audio capture devices.
+  blink::MediaStreamDevices test_audio_devices_;
+
+  // Only for testing, a list of cached video capture devices.
+  blink::MediaStreamDevices test_video_devices_;
+
   // Flag used by unittests to disable device enumeration.
   bool is_device_enumeration_disabled_;
 

atom/browser/media/media_stream_devices_controller.cc

@@ -9,16 +9,16 @@
 
 #include "atom/browser/media/media_capture_devices_dispatcher.h"
 #include "content/public/browser/desktop_media_id.h"
-#include "content/public/common/media_stream_request.h"
+#include "content/public/browser/media_stream_request.h"
 
 namespace atom {
 
 namespace {
 
 bool HasAnyAvailableDevice() {
-  const content::MediaStreamDevices& audio_devices =
+  const blink::MediaStreamDevices& audio_devices =
       MediaCaptureDevicesDispatcher::GetInstance()->GetAudioCaptureDevices();
-  const content::MediaStreamDevices& video_devices =
+  const blink::MediaStreamDevices& video_devices =
       MediaCaptureDevicesDispatcher::GetInstance()->GetVideoCaptureDevices();
 
   return !audio_devices.empty() || !video_devices.empty();
@@ -34,33 +34,33 @@ MediaStreamDevicesController::MediaStreamDevicesController(
       // For MEDIA_OPEN_DEVICE requests (Pepper) we always request both webcam
       // and microphone to avoid popping two infobars.
       microphone_requested_(
-          request.audio_type == content::MEDIA_DEVICE_AUDIO_CAPTURE ||
+          request.audio_type == blink::MEDIA_DEVICE_AUDIO_CAPTURE ||
-          request.request_type == content::MEDIA_OPEN_DEVICE_PEPPER_ONLY),
+          request.request_type == blink::MEDIA_OPEN_DEVICE_PEPPER_ONLY),
       webcam_requested_(
-          request.video_type == content::MEDIA_DEVICE_VIDEO_CAPTURE ||
+          request.video_type == blink::MEDIA_DEVICE_VIDEO_CAPTURE ||
-          request.request_type == content::MEDIA_OPEN_DEVICE_PEPPER_ONLY) {}
+          request.request_type == blink::MEDIA_OPEN_DEVICE_PEPPER_ONLY) {}
 
 MediaStreamDevicesController::~MediaStreamDevicesController() {
   if (!callback_.is_null()) {
-    std::move(callback_).Run(content::MediaStreamDevices(),
+    std::move(callback_).Run(blink::MediaStreamDevices(),
-                             content::MEDIA_DEVICE_INVALID_STATE,
+                             blink::MEDIA_DEVICE_FAILED_DUE_TO_SHUTDOWN,
                              std::unique_ptr<content::MediaStreamUI>());
   }
 }
 
 bool MediaStreamDevicesController::TakeAction() {
   // Do special handling of desktop screen cast.
-  if (request_.audio_type == content::MEDIA_GUM_TAB_AUDIO_CAPTURE ||
+  if (request_.audio_type == blink::MEDIA_GUM_TAB_AUDIO_CAPTURE ||
-      request_.video_type == content::MEDIA_GUM_TAB_VIDEO_CAPTURE ||
+      request_.video_type == blink::MEDIA_GUM_TAB_VIDEO_CAPTURE ||
-      request_.audio_type == content::MEDIA_GUM_DESKTOP_AUDIO_CAPTURE ||
+      request_.audio_type == blink::MEDIA_GUM_DESKTOP_AUDIO_CAPTURE ||
-      request_.video_type == content::MEDIA_GUM_DESKTOP_VIDEO_CAPTURE) {
+      request_.video_type == blink::MEDIA_GUM_DESKTOP_VIDEO_CAPTURE) {
     HandleUserMediaRequest();
     return true;
   }
 
   // Deny the request if there is no device attached to the OS.
   if (!HasAnyAvailableDevice()) {
-    Deny(content::MEDIA_DEVICE_NO_HARDWARE);
+    Deny(blink::MEDIA_DEVICE_NO_HARDWARE);
     return true;
   }
 
@@ -70,14 +70,14 @@ bool MediaStreamDevicesController::TakeAction() {
 
 void MediaStreamDevicesController::Accept() {
   // Get the default devices for the request.
-  content::MediaStreamDevices devices;
+  blink::MediaStreamDevices devices;
   if (microphone_requested_ || webcam_requested_) {
     switch (request_.request_type) {
-      case content::MEDIA_OPEN_DEVICE_PEPPER_ONLY: {
+      case blink::MEDIA_OPEN_DEVICE_PEPPER_ONLY: {
-        const content::MediaStreamDevice* device = nullptr;
+        const blink::MediaStreamDevice* device = nullptr;
         // For open device request pick the desired device or fall back to the
         // first available of the given type.
-        if (request_.audio_type == content::MEDIA_DEVICE_AUDIO_CAPTURE) {
+        if (request_.audio_type == blink::MEDIA_DEVICE_AUDIO_CAPTURE) {
           device =
               MediaCaptureDevicesDispatcher::GetInstance()
                   ->GetRequestedAudioDevice(request_.requested_audio_device_id);
@@ -86,7 +86,7 @@ void MediaStreamDevicesController::Accept() {
             device = MediaCaptureDevicesDispatcher::GetInstance()
                          ->GetFirstAvailableAudioDevice();
           }
-        } else if (request_.video_type == content::MEDIA_DEVICE_VIDEO_CAPTURE) {
+        } else if (request_.video_type == blink::MEDIA_DEVICE_VIDEO_CAPTURE) {
           // Pepper API opens only one device at a time.
           device =
               MediaCaptureDevicesDispatcher::GetInstance()
@@ -101,13 +101,13 @@ void MediaStreamDevicesController::Accept() {
           devices.push_back(*device);
         break;
       }
-      case content::MEDIA_GENERATE_STREAM: {
+      case blink::MEDIA_GENERATE_STREAM: {
         bool needs_audio_device = microphone_requested_;
         bool needs_video_device = webcam_requested_;
 
         // Get the exact audio or video device if an id is specified.
         if (!request_.requested_audio_device_id.empty()) {
-          const content::MediaStreamDevice* audio_device =
+          const blink::MediaStreamDevice* audio_device =
               MediaCaptureDevicesDispatcher::GetInstance()
                   ->GetRequestedAudioDevice(request_.requested_audio_device_id);
           if (audio_device) {
@@ -116,7 +116,7 @@ void MediaStreamDevicesController::Accept() {
           }
         }
         if (!request_.requested_video_device_id.empty()) {
-          const content::MediaStreamDevice* video_device =
+          const blink::MediaStreamDevice* video_device =
               MediaCaptureDevicesDispatcher::GetInstance()
                   ->GetRequestedVideoDevice(request_.requested_video_device_id);
           if (video_device) {
@@ -133,40 +133,45 @@ void MediaStreamDevicesController::Accept() {
         }
         break;
       }
-      case content::MEDIA_DEVICE_ACCESS:
+      case blink::MEDIA_DEVICE_ACCESS: {
         // Get the default devices for the request.
         MediaCaptureDevicesDispatcher::GetInstance()->GetDefaultDevices(
             microphone_requested_, webcam_requested_, &devices);
         break;
       }
+      case blink::MEDIA_DEVICE_UPDATE: {
+        NOTREACHED();
+        break;
+      }
+    }
   }
 
-  std::move(callback_).Run(devices, content::MEDIA_DEVICE_OK,
+  std::move(callback_).Run(devices, blink::MEDIA_DEVICE_OK,
                            std::unique_ptr<content::MediaStreamUI>());
 }
 
 void MediaStreamDevicesController::Deny(
-    content::MediaStreamRequestResult result) {
+    blink::MediaStreamRequestResult result) {
-  std::move(callback_).Run(content::MediaStreamDevices(), result,
+  std::move(callback_).Run(blink::MediaStreamDevices(), result,
                            std::unique_ptr<content::MediaStreamUI>());
 }
 
 void MediaStreamDevicesController::HandleUserMediaRequest() {
-  content::MediaStreamDevices devices;
+  blink::MediaStreamDevices devices;
 
-  if (request_.audio_type == content::MEDIA_GUM_TAB_AUDIO_CAPTURE) {
+  if (request_.audio_type == blink::MEDIA_GUM_TAB_AUDIO_CAPTURE) {
-    devices.push_back(content::MediaStreamDevice(
+    devices.push_back(
-        content::MEDIA_GUM_TAB_AUDIO_CAPTURE, "", ""));
+        blink::MediaStreamDevice(blink::MEDIA_GUM_TAB_AUDIO_CAPTURE, "", ""));
   }
-  if (request_.video_type == content::MEDIA_GUM_TAB_VIDEO_CAPTURE) {
+  if (request_.video_type == blink::MEDIA_GUM_TAB_VIDEO_CAPTURE) {
-    devices.push_back(content::MediaStreamDevice(
+    devices.push_back(
-        content::MEDIA_GUM_TAB_VIDEO_CAPTURE, "", ""));
+        blink::MediaStreamDevice(blink::MEDIA_GUM_TAB_VIDEO_CAPTURE, "", ""));
   }
-  if (request_.audio_type == content::MEDIA_GUM_DESKTOP_AUDIO_CAPTURE) {
+  if (request_.audio_type == blink::MEDIA_GUM_DESKTOP_AUDIO_CAPTURE) {
-    devices.push_back(content::MediaStreamDevice(
+    devices.push_back(blink::MediaStreamDevice(
-        content::MEDIA_GUM_DESKTOP_AUDIO_CAPTURE, "loopback", "System Audio"));
+        blink::MEDIA_GUM_DESKTOP_AUDIO_CAPTURE, "loopback", "System Audio"));
   }
-  if (request_.video_type == content::MEDIA_GUM_DESKTOP_VIDEO_CAPTURE) {
+  if (request_.video_type == blink::MEDIA_GUM_DESKTOP_VIDEO_CAPTURE) {
     content::DesktopMediaID screen_id;
     // If the device id wasn't specified then this is a screen capture request
     // (i.e. chooseDesktopMedia() API wasn't used to generate device id).
@@ -179,13 +184,13 @@ void MediaStreamDevicesController::HandleUserMediaRequest() {
     }
 
     devices.push_back(
-        content::MediaStreamDevice(content::MEDIA_GUM_DESKTOP_VIDEO_CAPTURE,
+        blink::MediaStreamDevice(blink::MEDIA_GUM_DESKTOP_VIDEO_CAPTURE,
                                  screen_id.ToString(), "Screen"));
   }
 
   std::move(callback_).Run(devices,
-                           devices.empty() ? content::MEDIA_DEVICE_INVALID_STATE
+                           devices.empty() ? blink::MEDIA_DEVICE_NO_HARDWARE
-                                           : content::MEDIA_DEVICE_OK,
+                                           : blink::MEDIA_DEVICE_OK,
                            std::unique_ptr<content::MediaStreamUI>());
 }
 

atom/browser/media/media_stream_devices_controller.h

@@ -6,6 +6,7 @@
 #define ATOM_BROWSER_MEDIA_MEDIA_STREAM_DEVICES_CONTROLLER_H_
 
 #include "content/public/browser/web_contents_delegate.h"
+#include "third_party/blink/public/common/mediastream/media_stream_request.h"
 
 namespace atom {
 
@@ -21,7 +22,7 @@ class MediaStreamDevicesController {
 
   // Explicitly accept or deny the request.
   void Accept();
-  void Deny(content::MediaStreamRequestResult result);
+  void Deny(blink::MediaStreamRequestResult result);
 
  private:
   // Handle the request of desktop or tab screen cast.

atom/browser/native_window.cc

@@ -577,23 +577,22 @@ const views::Widget* NativeWindow::GetWidget() const {
   return widget();
 }
 
-// static
-const void* const NativeWindowRelay::kNativeWindowRelayUserDataKey =
-    &NativeWindowRelay::kNativeWindowRelayUserDataKey;
-
 // static
 void NativeWindowRelay::CreateForWebContents(
     content::WebContents* web_contents,
     base::WeakPtr<NativeWindow> window) {
   DCHECK(web_contents);
-  DCHECK(!web_contents->GetUserData(kNativeWindowRelayUserDataKey));
+  if (!web_contents->GetUserData(UserDataKey())) {
-  web_contents->SetUserData(kNativeWindowRelayUserDataKey,
+    web_contents->SetUserData(UserDataKey(),
                               base::WrapUnique(new NativeWindowRelay(window)));
   }
+}
 
 NativeWindowRelay::NativeWindowRelay(base::WeakPtr<NativeWindow> window)
     : native_window_(window) {}
 
 NativeWindowRelay::~NativeWindowRelay() = default;
 
+WEB_CONTENTS_USER_DATA_KEY_IMPL(NativeWindowRelay)
+
 }  // namespace atom

atom/browser/native_window.h

@@ -360,8 +360,6 @@ class NativeWindow : public base::SupportsUserData,
 class NativeWindowRelay
     : public content::WebContentsUserData<NativeWindowRelay> {
  public:
-  static const void* const kNativeWindowRelayUserDataKey;
-
   static void CreateForWebContents(content::WebContents*,
                                    base::WeakPtr<NativeWindow>);
 
@@ -369,6 +367,8 @@ class NativeWindowRelay
 
   NativeWindow* GetNativeWindow() const { return native_window_.get(); }
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
  private:
   friend class content::WebContentsUserData<NativeWindow>;
   explicit NativeWindowRelay(base::WeakPtr<NativeWindow> window);

atom/browser/net/atom_url_request.cc

@@ -267,8 +267,8 @@ void AtomURLRequest::DoCancel() {
 void AtomURLRequest::DoFollowRedirect() {
   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
   if (request_ && request_->is_redirecting() && redirect_policy_ == "manual") {
-    request_->FollowDeferredRedirect(
+    request_->FollowDeferredRedirect(base::nullopt /* removed_headers */,
-        base::nullopt /* modified_request_headers */);
+                                     base::nullopt /* modified_headers */);
   }
 }
 

atom/browser/net/resolve_proxy_helper.cc

@@ -52,7 +52,7 @@ void ResolveProxyHelper::StartPendingRequest() {
   binding_.Bind(mojo::MakeRequest(&proxy_lookup_client));
   binding_.set_connection_error_handler(
       base::BindOnce(&ResolveProxyHelper::OnProxyLookupComplete,
-                     base::Unretained(this), base::nullopt));
+                     base::Unretained(this), net::ERR_ABORTED, base::nullopt));
   content::BrowserContext::GetDefaultStoragePartition(browser_context_)
       ->GetNetworkContext()
       ->LookUpProxyForURL(pending_requests_.front().url,
@@ -60,6 +60,7 @@ void ResolveProxyHelper::StartPendingRequest() {
 }
 
 void ResolveProxyHelper::OnProxyLookupComplete(
+    int32_t net_error,
     const base::Optional<net::ProxyInfo>& proxy_info) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!pending_requests_.empty());

atom/browser/net/resolve_proxy_helper.h

@@ -54,6 +54,7 @@ class ResolveProxyHelper
 
   // network::mojom::ProxyLookupClient implementation.
   void OnProxyLookupComplete(
+      int32_t net_error,
       const base::Optional<net::ProxyInfo>& proxy_info) override;
 
   // Self-reference. Owned as long as there's an outstanding proxy lookup.

atom/browser/net/system_network_context_manager.cc

@@ -8,6 +8,7 @@
 #include <utility>
 
 #include "atom/browser/io_thread.h"
+#include "atom/common/application_info.h"
 #include "atom/common/options_switches.h"
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ -222,6 +223,8 @@ SystemNetworkContextManager::CreateNetworkContextParams() {
 
   network_context_params->context_name = std::string("system");
 
+  network_context_params->user_agent = atom::GetApplicationUserAgent();
+
   network_context_params->http_cache_enabled = false;
 
   // These are needed for PAC scripts that use file or data URLs (Or FTP URLs?).

atom/browser/net/url_request_async_asar_job.cc

@@ -29,7 +29,7 @@ void BeforeStartInUI(base::WeakPtr<URLRequestAsyncAsarJob> job,
   if (args->GetNext(&value)) {
     V8ValueConverter converter;
     v8::Local<v8::Context> context = args->isolate()->GetCurrentContext();
-    request_options.reset(converter.FromV8Value(value, context));
+    request_options = converter.FromV8Value(value, context);
   }
 
   if (request_options) {

atom/browser/net/url_request_buffer_job.cc

@@ -40,7 +40,7 @@ void BeforeStartInUI(base::WeakPtr<URLRequestBufferJob> job,
   if (args->GetNext(&value)) {
     V8ValueConverter converter;
     v8::Local<v8::Context> context = args->isolate()->GetCurrentContext();
-    request_options.reset(converter.FromV8Value(value, context));
+    request_options = converter.FromV8Value(value, context);
   }
 
   if (request_options) {

atom/browser/net/url_request_string_job.cc

@@ -29,7 +29,7 @@ void BeforeStartInUI(base::WeakPtr<URLRequestStringJob> job,
   if (args->GetNext(&value)) {
     V8ValueConverter converter;
     v8::Local<v8::Context> context = args->isolate()->GetCurrentContext();
-    request_options.reset(converter.FromV8Value(value, context));
+    request_options = converter.FromV8Value(value, context);
   }
 
   if (request_options) {

atom/browser/osr/osr_render_widget_host_view.cc

@@ -23,6 +23,7 @@
 #include "content/browser/renderer_host/cursor_manager.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
+#include "content/browser/renderer_host/render_widget_host_owner_delegate.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_task_traits.h"
 #include "content/public/browser/browser_thread.h"
@@ -286,6 +287,8 @@ class AtomDelegatedFrameHostClient : public content::DelegatedFrameHostClient {
     return view_->render_widget_host()->CollectSurfaceIdsForEviction();
   }
 
+  bool ShouldShowStaleContentOnEviction() override { return false; }
+
   void OnBeginFrame(base::TimeTicks frame_time) override {}
   void InvalidateLocalSurfaceIdOnEviction() override {}
 
@@ -349,12 +352,10 @@ OffScreenRenderWidgetHostView::OffScreenRenderWidgetHostView(
       content::ImageTransportFactory::GetInstance();
   ui::ContextFactoryPrivate* context_factory_private =
       factory->GetContextFactoryPrivate();
-  compositor_.reset(
+  compositor_.reset(new ui::Compositor(
-      new ui::Compositor(context_factory_private->AllocateFrameSinkId(),
+      context_factory_private->AllocateFrameSinkId(),
       content::GetContextFactory(), context_factory_private,
-                         base::ThreadTaskRunnerHandle::Get(),
+      base::ThreadTaskRunnerHandle::Get(), false /* enable_pixel_canvas */));
-                         features::IsSurfaceSynchronizationEnabled(),
-                         false /* enable_pixel_canvas */));
   compositor_->SetAcceleratedWidget(gfx::kNullAcceleratedWidget);
   compositor_->SetRootLayer(root_layer_.get());
 #endif
@@ -511,7 +512,7 @@ bool OffScreenRenderWidgetHostView::IsShowing() {
   return is_showing_;
 }
 
-void OffScreenRenderWidgetHostView::EnsureSurfaceSynchronizedForLayoutTest() {
+void OffScreenRenderWidgetHostView::EnsureSurfaceSynchronizedForWebTest() {
   ++latest_capture_sequence_number_;
   SynchronizeVisualProperties();
 }
@@ -528,9 +529,9 @@ void OffScreenRenderWidgetHostView::SetBackgroundColor(SkColor color) {
   // We short-cut here to show a sensible color before that happens.
   UpdateBackgroundColorFromRenderer(color);
 
-  if (render_widget_host_) {
+  if (render_widget_host_ && render_widget_host_->owner_delegate()) {
-    render_widget_host_->SetBackgroundOpaque(SkColorGetA(color) ==
+    render_widget_host_->owner_delegate()->SetBackgroundOpaque(
-                                             SK_AlphaOPAQUE);
+        SkColorGetA(color) == SK_AlphaOPAQUE);
   }
 }
 
@@ -1080,7 +1081,11 @@ void OffScreenRenderWidgetHostView::SendMouseWheelEvent(
 
   blink::WebMouseWheelEvent mouse_wheel_event(event);
 
-  mouse_wheel_phase_handler_.SendWheelEndForTouchpadScrollingIfNeeded();
+  bool should_route_event =
+      render_widget_host_->delegate() &&
+      render_widget_host_->delegate()->GetInputEventRouter();
+  mouse_wheel_phase_handler_.SendWheelEndForTouchpadScrollingIfNeeded(
+      should_route_event);
   mouse_wheel_phase_handler_.AddPhaseIfNeededAndScheduleEndEvent(
       mouse_wheel_event, false);
 

atom/browser/osr/osr_render_widget_host_view.h

@@ -101,7 +101,7 @@ class OffScreenRenderWidgetHostView : public content::RenderWidgetHostViewBase,
   void Show(void) override;
   void Hide(void) override;
   bool IsShowing(void) override;
-  void EnsureSurfaceSynchronizedForLayoutTest() override;
+  void EnsureSurfaceSynchronizedForWebTest() override;
   gfx::Rect GetViewBounds(void) const override;
   gfx::Size GetVisibleViewportSize() const override;
   void SetInsets(const gfx::Insets&) override;
@@ -343,7 +343,7 @@ class OffScreenRenderWidgetHostView : public content::RenderWidgetHostViewBase,
 
   // Latest capture sequence number which is incremented when the caller
   // requests surfaces be synchronized via
-  // EnsureSurfaceSynchronizedForLayoutTest().
+  // EnsureSurfaceSynchronizedForWebTest().
   uint32_t latest_capture_sequence_number_ = 0u;
 
   SkColor background_color_ = SkColor();

atom/browser/printing/print_preview_message_handler.cc

@@ -195,4 +195,6 @@ void PrintPreviewMessageHandler::RejectPromise(int request_id) {
   promise->RejectWithErrorMessage("Failed to generate PDF");
 }
 
+WEB_CONTENTS_USER_DATA_KEY_IMPL(PrintPreviewMessageHandler)
+
 }  // namespace atom

atom/browser/printing/print_preview_message_handler.h

@@ -67,6 +67,8 @@ class PrintPreviewMessageHandler
 
   base::WeakPtrFactory<PrintPreviewMessageHandler> weak_ptr_factory_;
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewMessageHandler);
 };
 

atom/browser/ui/cocoa/atom_bundle_mover.mm

@@ -167,20 +167,11 @@ NSString* AtomBundleMover::ContainingDiskImageDevice(NSString* bundlePath) {
   NSData* data =
       [[[hdiutil standardOutput] fileHandleForReading] readDataToEndOfFile];
 
-  NSDictionary* info = nil;
+  NSDictionary* info =
-  if (floor(NSAppKitVersionNumber) > NSAppKitVersionNumber10_5) {
+      [NSPropertyListSerialization propertyListWithData:data
-    info = [NSPropertyListSerialization
-        propertyListWithData:data
                                                 options:NSPropertyListImmutable
                                                  format:NULL
                                                   error:NULL];
-  } else {
-    info = [NSPropertyListSerialization
-        propertyListFromData:data
-            mutabilityOption:NSPropertyListImmutable
-                      format:NULL
-            errorDescription:NULL];
-  }
 
   if (![info isKindOfClass:[NSDictionary class]])
     return nil;

atom/browser/ui/inspectable_web_contents_impl.cc

@@ -16,6 +16,7 @@
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/metrics/histogram.h"
+#include "base/stl_util.h"
 #include "base/strings/pattern.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
@@ -109,7 +110,7 @@ void SetZoomLevelForWebContents(content::WebContents* web_contents,
 
 double GetNextZoomLevel(double level, bool out) {
   double factor = content::ZoomLevelToZoomFactor(level);
-  size_t size = arraysize(kPresetZoomFactors);
+  size_t size = base::size(kPresetZoomFactors);
   for (size_t i = 0; i < size; ++i) {
     if (!content::ZoomValuesEqual(kPresetZoomFactors[i], factor))
       continue;
@@ -320,8 +321,8 @@ void InspectableWebContentsImpl::ShowDevTools(bool activate) {
 
   // Show devtools only after it has done loading, this is to make sure the
   // SetIsDocked is called *BEFORE* ShowDevTools.
-  embedder_message_dispatcher_.reset(
+  embedder_message_dispatcher_ =
-      DevToolsEmbedderMessageDispatcher::CreateForDevToolsFrontend(this));
+      DevToolsEmbedderMessageDispatcher::CreateForDevToolsFrontend(this);
 
   if (!external_devtools_web_contents_) {  // no external devtools
     managed_devtools_web_contents_ = content::WebContents::Create(
@@ -731,10 +732,10 @@ void InspectableWebContentsImpl::RenderFrameHostChanged(
     content::RenderFrameHost* new_host) {
   if (new_host->GetParent())
     return;
-  frontend_host_.reset(content::DevToolsFrontendHost::Create(
+  frontend_host_ = content::DevToolsFrontendHost::Create(
       new_host,
       base::Bind(&InspectableWebContentsImpl::HandleMessageFromDevToolsFrontend,
-                 weak_factory_.GetWeakPtr())));
+                 weak_factory_.GetWeakPtr()));
 }
 
 void InspectableWebContentsImpl::WebContentsDestroyed() {
@@ -835,11 +836,11 @@ void InspectableWebContentsImpl::ReadyToCommitNavigation(
         frontend_host_) {
       return;
     }
-    frontend_host_.reset(content::DevToolsFrontendHost::Create(
+    frontend_host_ = content::DevToolsFrontendHost::Create(
         web_contents()->GetMainFrame(),
         base::Bind(
             &InspectableWebContentsImpl::HandleMessageFromDevToolsFrontend,
-            base::Unretained(this))));
+            base::Unretained(this)));
     return;
   }
 }

atom/browser/ui/message_box_mac.mm

@@ -157,10 +157,13 @@ int ShowMessageBox(NativeWindow* parent_window,
           callEndModal:true];
 
   NSWindow* window = parent_window->GetNativeWindow().GetNativeNSWindow();
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
   [alert beginSheetModalForWindow:window
                     modalDelegate:delegate
                    didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:)
                       contextInfo:nil];
+#pragma clang diagnostic pop
 
   [NSApp runModalForWindow:window];
   return ret_code;
@@ -196,11 +199,14 @@ void ShowMessageBox(NativeWindow* parent_window,
     NSWindow* window =
         parent_window ? parent_window->GetNativeWindow().GetNativeNSWindow()
                       : nil;
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
     [alert
         beginSheetModalForWindow:window
                    modalDelegate:delegate
                   didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:)
                      contextInfo:nil];
+#pragma clang diagnostic pop
   }
 }
 

atom/browser/ui/views/frameless_view.cc

@@ -82,8 +82,7 @@ int FramelessView::NonClientHitTest(const gfx::Point& cursor) {
   return HTCLIENT;
 }
 
-void FramelessView::GetWindowMask(const gfx::Size& size,
+void FramelessView::GetWindowMask(const gfx::Size& size, SkPath* window_mask) {}
-                                  gfx::Path* window_mask) {}
 
 void FramelessView::ResetWindowControls() {}
 

atom/browser/ui/views/frameless_view.h

@@ -32,7 +32,7 @@ class FramelessView : public views::NonClientFrameView {
   gfx::Rect GetWindowBoundsForClientBounds(
       const gfx::Rect& client_bounds) const override;
   int NonClientHitTest(const gfx::Point& point) override;
-  void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask) override;
+  void GetWindowMask(const gfx::Size& size, SkPath* window_mask) override;
   void ResetWindowControls() override;
   void UpdateWindowIcon() override;
   void UpdateWindowTitle() override;

atom/browser/ui/views/menu_delegate.cc

@@ -88,10 +88,6 @@ bool MenuDelegate::IsItemChecked(int id) const {
   return adapter_->IsItemChecked(id);
 }
 
-void MenuDelegate::SelectionChanged(views::MenuItemView* menu) {
-  adapter_->SelectionChanged(menu);
-}
-
 void MenuDelegate::WillShowMenu(views::MenuItemView* menu) {
   adapter_->WillShowMenu(menu);
 }

atom/browser/ui/views/menu_delegate.h

@@ -50,7 +50,6 @@ class MenuDelegate : public views::MenuDelegate {
   bool IsCommandEnabled(int id) const override;
   bool IsCommandVisible(int id) const override;
   bool IsItemChecked(int id) const override;
-  void SelectionChanged(views::MenuItemView* menu) override;
   void WillShowMenu(views::MenuItemView* menu) override;
   void WillHideMenu(views::MenuItemView* menu) override;
   void OnMenuClosed(views::MenuItemView* menu) override;

atom/browser/ui/views/submenu_button.cc

@@ -37,7 +37,7 @@ SubmenuButton::SubmenuButton(const base::string16& title,
 
   SetInkDropMode(InkDropMode::ON);
   set_ink_drop_base_color(
-      color_utils::BlendTowardOppositeLuma(background_color_, 0x61));
+      color_utils::BlendTowardMaxContrast(background_color_, 0x61));
 }
 
 SubmenuButton::~SubmenuButton() {}

atom/browser/ui/win/jump_list.cc

@@ -83,7 +83,7 @@ bool ConvertShellLinkToJumpListItem(IShellLink* shell_link,
 
   item->type = JumpListItem::Type::TASK;
   wchar_t path[MAX_PATH];
-  if (FAILED(shell_link->GetPath(path, arraysize(path), nullptr, 0)))
+  if (FAILED(shell_link->GetPath(path, MAX_PATH, nullptr, 0)))
     return false;
 
   CComQIPtr<IPropertyStore> property_store = shell_link;
@@ -100,14 +100,13 @@ bool ConvertShellLinkToJumpListItem(IShellLink* shell_link,
   }
 
   int icon_index;
-  if (SUCCEEDED(
+  if (SUCCEEDED(shell_link->GetIconLocation(path, MAX_PATH, &icon_index))) {
-          shell_link->GetIconLocation(path, arraysize(path), &icon_index))) {
     item->icon_path = base::FilePath(path);
     item->icon_index = icon_index;
   }
 
   wchar_t item_desc[INFOTIPSIZE];
-  if (SUCCEEDED(shell_link->GetDescription(item_desc, arraysize(item_desc))))
+  if (SUCCEEDED(shell_link->GetDescription(item_desc, INFOTIPSIZE)))
     item->description = item_desc;
 
   return true;

atom/browser/web_contents_permission_helper.cc

@@ -16,11 +16,11 @@
 
 namespace {
 
-std::string MediaStreamTypeToString(content::MediaStreamType type) {
+std::string MediaStreamTypeToString(blink::MediaStreamType type) {
   switch (type) {
-    case content::MediaStreamType::MEDIA_DEVICE_AUDIO_CAPTURE:
+    case blink::MediaStreamType::MEDIA_DEVICE_AUDIO_CAPTURE:
       return "audio";
-    case content::MediaStreamType::MEDIA_DEVICE_VIDEO_CAPTURE:
+    case blink::MediaStreamType::MEDIA_DEVICE_VIDEO_CAPTURE:
       return "video";
     default:
       return "unknown";
@@ -40,7 +40,7 @@ void MediaAccessAllowed(const content::MediaStreamRequest& request,
   if (allowed)
     controller.TakeAction();
   else
-    controller.Deny(content::MEDIA_DEVICE_PERMISSION_DENIED);
+    controller.Deny(blink::MEDIA_DEVICE_PERMISSION_DENIED);
 }
 
 void OnPointerLockResponse(content::WebContents* web_contents, bool allowed) {
@@ -105,11 +105,11 @@ void WebContentsPermissionHelper::RequestMediaAccessPermission(
   base::DictionaryValue details;
   std::unique_ptr<base::ListValue> media_types(new base::ListValue);
   if (request.audio_type ==
-      content::MediaStreamType::MEDIA_DEVICE_AUDIO_CAPTURE) {
+      blink::MediaStreamType::MEDIA_DEVICE_AUDIO_CAPTURE) {
     media_types->AppendString("audio");
   }
   if (request.video_type ==
-      content::MediaStreamType::MEDIA_DEVICE_VIDEO_CAPTURE) {
+      blink::MediaStreamType::MEDIA_DEVICE_VIDEO_CAPTURE) {
     media_types->AppendString("video");
   }
   details.SetList("mediaTypes", std::move(media_types));
@@ -145,7 +145,7 @@ void WebContentsPermissionHelper::RequestOpenExternalPermission(
 
 bool WebContentsPermissionHelper::CheckMediaAccessPermission(
     const GURL& security_origin,
-    content::MediaStreamType type) const {
+    blink::MediaStreamType type) const {
   base::DictionaryValue details;
   details.SetString("securityOrigin", security_origin.spec());
   details.SetString("mediaType", MediaStreamTypeToString(type));
@@ -154,4 +154,6 @@ bool WebContentsPermissionHelper::CheckMediaAccessPermission(
   return CheckPermission(content::PermissionType::AUDIO_CAPTURE, &details);
 }
 
+WEB_CONTENTS_USER_DATA_KEY_IMPL(WebContentsPermissionHelper)
+
 }  // namespace atom

atom/browser/web_contents_permission_helper.h

@@ -5,9 +5,10 @@
 #ifndef ATOM_BROWSER_WEB_CONTENTS_PERMISSION_HELPER_H_
 #define ATOM_BROWSER_WEB_CONTENTS_PERMISSION_HELPER_H_
 
+#include "content/public/browser/media_stream_request.h"
 #include "content/public/browser/permission_type.h"
 #include "content/public/browser/web_contents_user_data.h"
-#include "content/public/common/media_stream_request.h"
+#include "third_party/blink/public/common/mediastream/media_stream_request.h"
 
 namespace atom {
 
@@ -36,7 +37,7 @@ class WebContentsPermissionHelper
 
   // Synchronous Checks
   bool CheckMediaAccessPermission(const GURL& security_origin,
-                                  content::MediaStreamType type) const;
+                                  blink::MediaStreamType type) const;
 
  private:
   explicit WebContentsPermissionHelper(content::WebContents* web_contents);
@@ -52,6 +53,8 @@ class WebContentsPermissionHelper
 
   content::WebContents* web_contents_;
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
   DISALLOW_COPY_AND_ASSIGN(WebContentsPermissionHelper);
 };
 

atom/browser/web_contents_preferences.cc

@@ -84,9 +84,6 @@ bool GetAsAutoplayPolicy(const base::Value* val,
     } else if (policy_str == "user-gesture-required") {
       *out = content::AutoplayPolicy::kUserGestureRequired;
       return true;
-    } else if (policy_str == "user-gesture-required-for-cross-origin") {
-      *out = content::AutoplayPolicy::kUserGestureRequiredForCrossOrigin;
-      return true;
     } else if (policy_str == "document-user-activation-required") {
       *out = content::AutoplayPolicy::kDocumentUserActivationRequired;
       return true;
@@ -436,4 +433,6 @@ void WebContentsPreferences::OverrideWebkitPrefs(
     prefs->default_encoding = encoding;
 }
 
+WEB_CONTENTS_USER_DATA_KEY_IMPL(WebContentsPreferences)
+
 }  // namespace atom

atom/browser/web_contents_preferences.h

@@ -82,6 +82,8 @@ class WebContentsPreferences
   base::Value preference_ = base::Value(base::Value::Type::DICTIONARY);
   base::Value last_preference_ = base::Value(base::Value::Type::DICTIONARY);
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
   DISALLOW_COPY_AND_ASSIGN(WebContentsPreferences);
 };
 

atom/browser/web_contents_zoom_controller.cc

@@ -278,4 +278,6 @@ void WebContentsZoomController::SetZoomFactorOnNavigationIfNeeded(
   SetZoomLevel(zoom_level);
 }
 
+WEB_CONTENTS_USER_DATA_KEY_IMPL(WebContentsZoomController)
+
 }  // namespace atom

atom/browser/web_contents_zoom_controller.h

@@ -112,6 +112,8 @@ class WebContentsZoomController
 
   content::HostZoomMap* host_zoom_map_;
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
   DISALLOW_COPY_AND_ASSIGN(WebContentsZoomController);
 };
 

atom/common/api/atom_api_clipboard.cc

@@ -10,6 +10,7 @@
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkImageInfo.h"
 #include "third_party/skia/include/core/SkPixmap.h"
+#include "ui/base/clipboard/clipboard_format_type.h"
 #include "ui/base/clipboard/scoped_clipboard_writer.h"
 
 #include "atom/common/node_includes.h"
@@ -36,13 +37,15 @@ std::vector<base::string16> Clipboard::AvailableFormats(mate::Arguments* args) {
 
 bool Clipboard::Has(const std::string& format_string, mate::Arguments* args) {
   ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
-  ui::Clipboard::FormatType format(ui::Clipboard::GetFormatType(format_string));
+  ui::ClipboardFormatType format(
+      ui::ClipboardFormatType::GetType(format_string));
   return clipboard->IsFormatAvailable(format, GetClipboardType(args));
 }
 
 std::string Clipboard::Read(const std::string& format_string) {
   ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
-  ui::Clipboard::FormatType format(ui::Clipboard::GetFormatType(format_string));
+  ui::ClipboardFormatType format(
+      ui::ClipboardFormatType::GetType(format_string));
 
   std::string data;
   clipboard->ReadData(format, &data);
@@ -66,7 +69,7 @@ void Clipboard::WriteBuffer(const std::string& format,
 
   ui::ScopedClipboardWriter writer(GetClipboardType(args));
   writer.WriteData(
-      ui::Clipboard::GetFormatType(format).Serialize(),
+      ui::ClipboardFormatType::GetType(format).Serialize(),
       std::string(node::Buffer::Data(buffer), node::Buffer::Length(buffer)));
 }
 
@@ -98,11 +101,11 @@ base::string16 Clipboard::ReadText(mate::Arguments* args) {
   base::string16 data;
   ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
   auto type = GetClipboardType(args);
-  if (clipboard->IsFormatAvailable(ui::Clipboard::GetPlainTextWFormatType(),
+  if (clipboard->IsFormatAvailable(ui::ClipboardFormatType::GetPlainTextWType(),
                                    type)) {
     clipboard->ReadText(type, &data);
   } else if (clipboard->IsFormatAvailable(
-                 ui::Clipboard::GetPlainTextFormatType(), type)) {
+                 ui::ClipboardFormatType::GetPlainTextType(), type)) {
     std::string result;
     clipboard->ReadAsciiText(type, &result);
     data = base::ASCIIToUTF16(result);

atom/common/application_info.cc

@@ -4,7 +4,12 @@
 
 #include "atom/common/application_info.h"
 
+#include "atom/browser/browser.h"
+#include "atom/common/atom_version.h"
 #include "base/no_destructor.h"
+#include "base/strings/stringprintf.h"
+#include "chrome/common/chrome_version.h"
+#include "content/public/common/user_agent.h"
 
 namespace atom {
 
@@ -31,4 +36,21 @@ std::string GetOverriddenApplicationVersion() {
   return *g_overridden_application_version;
 }
 
+std::string GetApplicationUserAgent() {
+  // Construct user agent string.
+  Browser* browser = Browser::Get();
+  std::string name, user_agent;
+  if (!base::RemoveChars(browser->GetName(), " ", &name))
+    name = browser->GetName();
+  if (name == ATOM_PRODUCT_NAME) {
+    user_agent = "Chrome/" CHROME_VERSION_STRING " " ATOM_PRODUCT_NAME
+                 "/" ATOM_VERSION_STRING;
+  } else {
+    user_agent = base::StringPrintf(
+        "%s/%s Chrome/%s " ATOM_PRODUCT_NAME "/" ATOM_VERSION_STRING,
+        name.c_str(), browser->GetVersion().c_str(), CHROME_VERSION_STRING);
+  }
+  return content::BuildUserAgentFromProduct(user_agent);
+}
+
 }  // namespace atom

atom/common/application_info.h

@@ -22,6 +22,8 @@ std::string GetOverriddenApplicationVersion();
 
 std::string GetApplicationName();
 std::string GetApplicationVersion();
+// Returns the user agent of Electron.
+std::string GetApplicationUserAgent();
 
 #if defined(OS_WIN)
 PCWSTR GetRawAppUserModelID();

atom/common/crash_reporter/win/crash_service.cc

@@ -13,6 +13,7 @@
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
+#include "base/stl_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/time/time.h"
@@ -414,7 +415,7 @@ DWORD CrashService::AsyncSendDump(void* context) {
   const DWORD kSleepSchedule[] = {24 * kOneHour, 8 * kOneHour,    4 * kOneHour,
                                   kOneHour,      15 * kOneMinute, 0};
 
-  int retry_round = arraysize(kSleepSchedule) - 1;
+  int retry_round = base::size(kSleepSchedule) - 1;
 
   do {
     ::Sleep(kSleepSchedule[retry_round]);

atom/common/native_mate_converters/callback.cc

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 #include "atom/common/native_mate_converters/callback.h"
+#include "base/stl_util.h"
 #include "content/public/browser/browser_thread.h"
 
 #include "native_mate/dictionary.h"
@@ -151,7 +152,7 @@ v8::Local<v8::Value> BindFunctionWith(v8::Isolate* isolate,
   v8::Local<v8::Function> bind_func =
       v8::Local<v8::Function>::Cast(bind.ToLocalChecked());
   v8::Local<v8::Value> converted[] = {func, arg1, arg2};
-  return bind_func->Call(context, func, arraysize(converted), converted)
+  return bind_func->Call(context, func, base::size(converted), converted)
       .ToLocalChecked();
 }
 

atom/common/native_mate_converters/net_converter.cc

@@ -198,16 +198,16 @@ bool Converter<net::HttpResponseHeaders*>::FromV8(
 
   auto context = isolate->GetCurrentContext();
   auto headers = v8::Local<v8::Object>::Cast(val);
-  auto keys = headers->GetOwnPropertyNames();
+  auto keys = headers->GetOwnPropertyNames(context).ToLocalChecked();
   for (uint32_t i = 0; i < keys->Length(); i++) {
-    v8::Local<v8::String> keyVal;
+    v8::Local<v8::Value> keyVal;
-    if (!keys->Get(i)->ToString(context).ToLocal(&keyVal)) {
+    if (!keys->Get(context, i).ToLocal(&keyVal)) {
       return false;
     }
     std::string key;
     mate::ConvertFromV8(isolate, keyVal, &key);
 
-    auto localVal = headers->Get(keyVal);
+    auto localVal = headers->Get(context, keyVal).ToLocalChecked();
     if (localVal->IsArray()) {
       auto values = v8::Local<v8::Array>::Cast(localVal);
       for (uint32_t j = 0; j < values->Length(); j++) {

atom/common/native_mate_converters/network_converter.cc

@@ -27,12 +27,12 @@ Converter<scoped_refptr<network::ResourceRequestBody>>::ToV8(
   for (const auto& element : *(val->elements())) {
     auto post_data_dict = std::make_unique<base::DictionaryValue>();
     auto type = element.type();
-    if (type == network::DataElement::TYPE_BYTES) {
+    if (type == network::mojom::DataElementType::kBytes) {
       auto bytes = std::make_unique<base::Value>(std::vector<char>(
           element.bytes(), element.bytes() + (element.length())));
       post_data_dict->SetString("type", "rawData");
       post_data_dict->Set("bytes", std::move(bytes));
-    } else if (type == network::DataElement::TYPE_FILE) {
+    } else if (type == network::mojom::DataElementType::kFile) {
       post_data_dict->SetString("type", "file");
       post_data_dict->SetKey("filePath",
                              base::Value(element.path().AsUTF8Unsafe()));
@@ -40,7 +40,7 @@ Converter<scoped_refptr<network::ResourceRequestBody>>::ToV8(
       post_data_dict->SetInteger("length", static_cast<int>(element.length()));
       post_data_dict->SetDouble(
           "modificationTime", element.expected_modification_time().ToDoubleT());
-    } else if (type == network::DataElement::TYPE_BLOB) {
+    } else if (type == network::mojom::DataElementType::kBlob) {
       post_data_dict->SetString("type", "blob");
       post_data_dict->SetString("blobUUID", element.blob_uuid());
     }

atom/common/native_mate_converters/v8_value_converter.cc

@@ -146,7 +146,7 @@ v8::Local<v8::Value> V8ValueConverter::ToV8Value(
   return handle_scope.Escape(ToV8ValueImpl(context->GetIsolate(), value));
 }
 
-base::Value* V8ValueConverter::FromV8Value(
+std::unique_ptr<base::Value> V8ValueConverter::FromV8Value(
     v8::Local<v8::Value> val,
     v8::Local<v8::Context> context) const {
   v8::Context::Scope context_scope(context);
@@ -180,7 +180,8 @@ v8::Local<v8::Value> V8ValueConverter::ToV8ValueImpl(
     case base::Value::Type::STRING: {
       std::string val = value->GetString();
       return v8::String::NewFromUtf8(isolate, val.c_str(),
-                                     v8::String::kNormalString, val.length());
+                                     v8::NewStringType::kNormal, val.length())
+          .ToLocalChecked();
     }
 
     case base::Value::Type::LIST:
@@ -288,7 +289,8 @@ v8::Local<v8::Value> V8ValueConverter::ToArrayBuffer(
   return v8::Uint8Array::New(array_buffer, 0, length);
 }
 
-base::Value* V8ValueConverter::FromV8ValueImpl(FromV8ValueState* state,
+std::unique_ptr<base::Value> V8ValueConverter::FromV8ValueImpl(
+    FromV8ValueState* state,
     v8::Local<v8::Value> val,
     v8::Isolate* isolate) const {
   FromV8ValueState::Level state_level(state);
@@ -296,30 +298,29 @@ base::Value* V8ValueConverter::FromV8ValueImpl(FromV8ValueState* state,
     return nullptr;
 
   if (val->IsExternal())
-    return std::make_unique<base::Value>().release();
+    return std::make_unique<base::Value>();
 
   if (val->IsNull())
-    return std::make_unique<base::Value>().release();
+    return std::make_unique<base::Value>();
 
   auto context = isolate->GetCurrentContext();
 
   if (val->IsBoolean())
-    return new base::Value(val->ToBoolean(context).ToLocalChecked()->Value());
+    return std::make_unique<base::Value>(val->ToBoolean(isolate)->Value());
 
   if (val->IsInt32())
-    return new base::Value(val->ToInt32(context).ToLocalChecked()->Value());
+    return std::make_unique<base::Value>(val.As<v8::Int32>()->Value());
 
   if (val->IsNumber()) {
-    double val_as_double = val->ToNumber(context).ToLocalChecked()->Value();
+    double val_as_double = val.As<v8::Number>()->Value();
     if (!std::isfinite(val_as_double))
       return nullptr;
-    return new base::Value(val_as_double);
+    return std::make_unique<base::Value>(val_as_double);
   }
 
   if (val->IsString()) {
-    v8::String::Utf8Value utf8(isolate,
+    v8::String::Utf8Value utf8(isolate, val);
-                               val->ToString(context).ToLocalChecked());
+    return std::make_unique<base::Value>(std::string(*utf8, utf8.length()));
-    return new base::Value(std::string(*utf8, utf8.length()));
   }
 
   if (val->IsUndefined())
@@ -329,15 +330,16 @@ base::Value* V8ValueConverter::FromV8ValueImpl(FromV8ValueState* state,
   if (val->IsDate()) {
     v8::Date* date = v8::Date::Cast(*val);
     v8::Local<v8::Value> toISOString =
-        date->Get(v8::String::NewFromUtf8(isolate, "toISOString"));
+        date->Get(v8::String::NewFromUtf8(isolate, "toISOString",
+                                          v8::NewStringType::kNormal)
+                      .ToLocalChecked());
     if (toISOString->IsFunction()) {
       v8::Local<v8::Value> result = toISOString.As<v8::Function>()
                                         ->Call(context, val, 0, nullptr)
                                         .ToLocalChecked();
       if (!result.IsEmpty()) {
-        v8::String::Utf8Value utf8(isolate,
+        v8::String::Utf8Value utf8(isolate, result);
-                                   result->ToString(context).ToLocalChecked());
+        return std::make_unique<base::Value>(std::string(*utf8, utf8.length()));
-        return new base::Value(std::string(*utf8, utf8.length()));
       }
     }
   }
@@ -345,10 +347,8 @@ base::Value* V8ValueConverter::FromV8ValueImpl(FromV8ValueState* state,
   if (val->IsRegExp()) {
     if (!reg_exp_allowed_)
       // JSON.stringify converts to an object.
-      return FromV8Object(val->ToObject(context).ToLocalChecked(), state,
+      return FromV8Object(val.As<v8::Object>(), state, isolate);
-                          isolate);
+    return std::make_unique<base::Value>(*v8::String::Utf8Value(isolate, val));
-    return new base::Value(*v8::String::Utf8Value(
-        isolate, val->ToString(context).ToLocalChecked()));
   }
 
   // v8::Value doesn't have a ToArray() method for some reason.
@@ -359,8 +359,7 @@ base::Value* V8ValueConverter::FromV8ValueImpl(FromV8ValueState* state,
     if (!function_allowed_)
       // JSON.stringify refuses to convert function(){}.
       return nullptr;
-    return FromV8Object(val->ToObject(context).ToLocalChecked(), state,
+    return FromV8Object(val.As<v8::Object>(), state, isolate);
-                        isolate);
   }
 
   if (node::Buffer::HasInstance(val)) {
@@ -368,20 +367,20 @@ base::Value* V8ValueConverter::FromV8ValueImpl(FromV8ValueState* state,
   }
 
   if (val->IsObject()) {
-    return FromV8Object(val->ToObject(context).ToLocalChecked(), state,
+    return FromV8Object(val.As<v8::Object>(), state, isolate);
-                        isolate);
   }
 
   LOG(ERROR) << "Unexpected v8 value type encountered.";
   return nullptr;
 }
 
-base::Value* V8ValueConverter::FromV8Array(v8::Local<v8::Array> val,
+std::unique_ptr<base::Value> V8ValueConverter::FromV8Array(
+    v8::Local<v8::Array> val,
     FromV8ValueState* state,
     v8::Isolate* isolate) const {
   ScopedUniquenessGuard uniqueness_guard(state, val);
   if (!uniqueness_guard.is_valid())
-    return std::make_unique<base::Value>().release();
+    return std::make_unique<base::Value>();
 
   std::unique_ptr<v8::Context::Scope> scope;
   // If val was created in a different context than our current one, change to
@@ -390,45 +389,54 @@ base::Value* V8ValueConverter::FromV8Array(v8::Local<v8::Array> val,
       val->CreationContext() != isolate->GetCurrentContext())
     scope.reset(new v8::Context::Scope(val->CreationContext()));
 
-  auto* result = new base::ListValue();
+  std::unique_ptr<base::ListValue> result(new base::ListValue());
 
   // Only fields with integer keys are carried over to the ListValue.
   for (uint32_t i = 0; i < val->Length(); ++i) {
     v8::TryCatch try_catch(isolate);
-    v8::Local<v8::Value> child_v8 = val->Get(i);
+    v8::Local<v8::Value> child_v8;
-    if (try_catch.HasCaught()) {
+    v8::MaybeLocal<v8::Value> maybe_child =
+        val->Get(isolate->GetCurrentContext(), i);
+    if (try_catch.HasCaught() || !maybe_child.ToLocal(&child_v8)) {
       LOG(ERROR) << "Getter for index " << i << " threw an exception.";
       child_v8 = v8::Null(isolate);
     }
 
-    if (!val->HasRealIndexedProperty(i))
+    if (!val->HasRealIndexedProperty(isolate->GetCurrentContext(), i)
+             .FromMaybe(false)) {
+      result->Append(std::make_unique<base::Value>());
       continue;
+    }
 
-    base::Value* child = FromV8ValueImpl(state, child_v8, isolate);
+    std::unique_ptr<base::Value> child =
+        FromV8ValueImpl(state, child_v8, isolate);
     if (child)
-      result->Append(std::unique_ptr<base::Value>(child));
+      result->Append(std::move(child));
     else
       // JSON.stringify puts null in places where values don't serialize, for
       // example undefined and functions. Emulate that behavior.
       result->Append(std::make_unique<base::Value>());
   }
-  return result;
+  return std::move(result);
 }
 
-base::Value* V8ValueConverter::FromNodeBuffer(v8::Local<v8::Value> value,
+std::unique_ptr<base::Value> V8ValueConverter::FromNodeBuffer(
+    v8::Local<v8::Value> value,
     FromV8ValueState* state,
     v8::Isolate* isolate) const {
-  return new base::Value(std::vector<char>(
+  std::vector<char> buffer(
       node::Buffer::Data(value),
-      node::Buffer::Data(value) + node::Buffer::Length(value)));
+      node::Buffer::Data(value) + node::Buffer::Length(value));
+  return std::make_unique<base::Value>(std::move(buffer));
 }
 
-base::Value* V8ValueConverter::FromV8Object(v8::Local<v8::Object> val,
+std::unique_ptr<base::Value> V8ValueConverter::FromV8Object(
+    v8::Local<v8::Object> val,
     FromV8ValueState* state,
     v8::Isolate* isolate) const {
   ScopedUniquenessGuard uniqueness_guard(state, val);
   if (!uniqueness_guard.is_valid())
-    return std::make_unique<base::Value>().release();
+    return std::make_unique<base::Value>();
 
   std::unique_ptr<v8::Context::Scope> scope;
   // If val was created in a different context than our current one, change to
@@ -438,10 +446,15 @@ base::Value* V8ValueConverter::FromV8Object(v8::Local<v8::Object> val,
     scope.reset(new v8::Context::Scope(val->CreationContext()));
 
   auto result = std::make_unique<base::DictionaryValue>();
-  v8::Local<v8::Array> property_names(val->GetOwnPropertyNames());
+  v8::Local<v8::Array> property_names;
+  if (!val->GetOwnPropertyNames(isolate->GetCurrentContext())
+           .ToLocal(&property_names)) {
+    return std::move(result);
+  }
 
   for (uint32_t i = 0; i < property_names->Length(); ++i) {
-    v8::Local<v8::Value> key(property_names->Get(i));
+    v8::Local<v8::Value> key =
+        property_names->Get(isolate->GetCurrentContext(), i).ToLocalChecked();
 
     // Extend this test to cover more types as necessary and if sensible.
     if (!key->IsString() && !key->IsNumber()) {
@@ -451,21 +464,21 @@ base::Value* V8ValueConverter::FromV8Object(v8::Local<v8::Object> val,
       continue;
     }
 
-    v8::String::Utf8Value name_utf8(
+    v8::String::Utf8Value name_utf8(isolate, key);
-        isolate, key->ToString(isolate->GetCurrentContext()).ToLocalChecked());
 
     v8::TryCatch try_catch(isolate);
-    v8::Local<v8::Value> child_v8 = val->Get(key);
+    v8::Local<v8::Value> child_v8;
-
+    v8::MaybeLocal<v8::Value> maybe_child =
-    if (try_catch.HasCaught()) {
+        val->Get(isolate->GetCurrentContext(), key);
+    if (try_catch.HasCaught() || !maybe_child.ToLocal(&child_v8)) {
       LOG(ERROR) << "Getter for property " << *name_utf8
                  << " threw an exception.";
       child_v8 = v8::Null(isolate);
     }
 
-    std::unique_ptr<base::Value> child(
+    std::unique_ptr<base::Value> child =
-        FromV8ValueImpl(state, child_v8, isolate));
+        FromV8ValueImpl(state, child_v8, isolate);
-    if (!child.get())
+    if (!child)
       // JSON.stringify skips properties whose values don't serialize, for
       // example undefined and functions. Emulate that behavior.
       continue;
@@ -497,7 +510,7 @@ base::Value* V8ValueConverter::FromV8Object(v8::Local<v8::Object> val,
                                     std::move(child));
   }
 
-  return result.release();
+  return std::move(result);
 }
 
 }  // namespace atom

atom/common/native_mate_converters/v8_value_converter.h

@@ -5,6 +5,8 @@
 #ifndef ATOM_COMMON_NATIVE_MATE_CONVERTERS_V8_VALUE_CONVERTER_H_
 #define ATOM_COMMON_NATIVE_MATE_CONVERTERS_V8_VALUE_CONVERTER_H_
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "v8/include/v8.h"
@@ -26,7 +28,8 @@ class V8ValueConverter {
   void SetStripNullFromObjects(bool val);
   v8::Local<v8::Value> ToV8Value(const base::Value* value,
                                  v8::Local<v8::Context> context) const;
-  base::Value* FromV8Value(v8::Local<v8::Value> value,
+  std::unique_ptr<base::Value> FromV8Value(
+      v8::Local<v8::Value> value,
       v8::Local<v8::Context> context) const;
 
  private:
@@ -43,16 +46,16 @@ class V8ValueConverter {
   v8::Local<v8::Value> ToArrayBuffer(v8::Isolate* isolate,
                                      const base::Value* value) const;
 
-  base::Value* FromV8ValueImpl(FromV8ValueState* state,
+  std::unique_ptr<base::Value> FromV8ValueImpl(FromV8ValueState* state,
                                                v8::Local<v8::Value> value,
                                                v8::Isolate* isolate) const;
-  base::Value* FromV8Array(v8::Local<v8::Array> array,
+  std::unique_ptr<base::Value> FromV8Array(v8::Local<v8::Array> array,
                                            FromV8ValueState* state,
                                            v8::Isolate* isolate) const;
-  base::Value* FromNodeBuffer(v8::Local<v8::Value> value,
+  std::unique_ptr<base::Value> FromNodeBuffer(v8::Local<v8::Value> value,
                                               FromV8ValueState* state,
                                               v8::Isolate* isolate) const;
-  base::Value* FromV8Object(v8::Local<v8::Object> object,
+  std::unique_ptr<base::Value> FromV8Object(v8::Local<v8::Object> object,
                                             FromV8ValueState* state,
                                             v8::Isolate* isolate) const;
 

atom/common/node_includes.h

@@ -29,7 +29,6 @@
 #undef DISALLOW_COPY_AND_ASSIGN
 #undef NO_RETURN
 #undef LIKELY
-#undef arraysize
 #undef debug_string    // This is defined in macOS SDK in AssertMacros.h.
 #undef require_string  // This is defined in macOS SDK in AssertMacros.h.
 #include "env-inl.h"

atom/common/platform_util_mac.mm

@@ -141,8 +141,11 @@ void Beep() {
 
 bool GetLoginItemEnabled() {
   BOOL enabled = NO;
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
   // SMJobCopyDictionary does not work in sandbox (see rdar://13626319)
   CFArrayRef jobs = SMCopyAllJobDictionaries(kSMDomainUserLaunchd);
+#pragma clang diagnostic pop
   NSArray* jobs_ = CFBridgingRelease(jobs);
   NSString* identifier = GetLoginHelperBundleIdentifier();
   if (jobs_ && [jobs_ count] > 0) {

atom/common/platform_util_win.cc

@@ -20,6 +20,7 @@
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
+#include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/registry.h"
@@ -263,7 +264,7 @@ bool ShowItemInFolder(const base::FilePath& full_path) {
 
   const ITEMIDLIST* highlight[] = {file_item};
 
-  hr = SHOpenFolderAndSelectItems(dir_item, arraysize(highlight), highlight,
+  hr = SHOpenFolderAndSelectItems(dir_item, base::size(highlight), highlight,
                                   NULL);
   if (!FAILED(hr))
     return true;

atom/common/promise_util.cc

@@ -30,7 +30,10 @@ v8::Maybe<bool> Promise::RejectWithErrorMessage(const std::string& string) {
       v8::Local<v8::Context>::New(isolate(), GetContext()));
 
   v8::Local<v8::String> error_message =
-      v8::String::NewFromUtf8(isolate(), string.c_str());
+      v8::String::NewFromUtf8(isolate(), string.c_str(),
+                              v8::NewStringType::kNormal,
+                              static_cast<int>(string.size()))
+          .ToLocalChecked();
   v8::Local<v8::Value> error = v8::Exception::Error(error_message);
   return Reject(error);
 }

atom/renderer/api/atom_api_web_frame.cc

@@ -22,6 +22,7 @@
 #include "native_mate/dictionary.h"
 #include "native_mate/object_template_builder.h"
 #include "third_party/blink/public/platform/web_cache.h"
+#include "third_party/blink/public/platform/web_isolated_world_info.h"
 #include "third_party/blink/public/web/web_custom_element.h"
 #include "third_party/blink/public/web/web_document.h"
 #include "third_party/blink/public/web/web_element.h"
@@ -377,46 +378,27 @@ void ExecuteJavaScriptInIsolatedWorld(
       scriptExecutionType, callback.release());
 }
 
-void SetIsolatedWorldSecurityOrigin(v8::Local<v8::Value> window,
-                                    int world_id,
-                                    const std::string& origin_url) {
-  GetRenderFrame(window)->GetWebFrame()->SetIsolatedWorldSecurityOrigin(
-      world_id, blink::WebSecurityOrigin::CreateFromString(
-                    blink::WebString::FromUTF8(origin_url)));
-}
-
-void SetIsolatedWorldContentSecurityPolicy(v8::Local<v8::Value> window,
-                                           int world_id,
-                                           const std::string& security_policy) {
-  GetRenderFrame(window)->GetWebFrame()->SetIsolatedWorldContentSecurityPolicy(
-      world_id, blink::WebString::FromUTF8(security_policy));
-}
-
-void SetIsolatedWorldHumanReadableName(v8::Local<v8::Value> window,
-                                       int world_id,
-                                       const std::string& name) {
-  GetRenderFrame(window)->GetWebFrame()->SetIsolatedWorldHumanReadableName(
-      world_id, blink::WebString::FromUTF8(name));
-}
-
 void SetIsolatedWorldInfo(v8::Local<v8::Value> window,
                           int world_id,
                           const mate::Dictionary& options,
                           mate::Arguments* args) {
-  std::string origin, csp, name;
+  std::string origin_url, security_policy, name;
-  options.Get("securityOrigin", &origin);
+  options.Get("securityOrigin", &origin_url);
-  options.Get("csp", &csp);
+  options.Get("csp", &security_policy);
   options.Get("name", &name);
 
-  if (!csp.empty() && origin.empty()) {
+  if (!security_policy.empty() && origin_url.empty()) {
     args->ThrowError(
         "If csp is specified, securityOrigin should also be specified");
     return;
   }
 
-  SetIsolatedWorldSecurityOrigin(window, world_id, origin);
+  blink::WebIsolatedWorldInfo info;
-  SetIsolatedWorldContentSecurityPolicy(window, world_id, csp);
+  info.security_origin = blink::WebSecurityOrigin::CreateFromString(
-  SetIsolatedWorldHumanReadableName(window, world_id, name);
+      blink::WebString::FromUTF8(origin_url));
+  info.content_security_policy = blink::WebString::FromUTF8(security_policy);
+  info.human_readable_name = blink::WebString::FromUTF8(name);
+  GetRenderFrame(window)->GetWebFrame()->SetIsolatedWorldInfo(world_id, info);
 }
 
 blink::WebCache::ResourceTypeStats GetResourceUsage(v8::Isolate* isolate) {
@@ -550,12 +532,6 @@ void Initialize(v8::Local<v8::Object> exports,
   dict.SetMethod("executeJavaScript", &ExecuteJavaScript);
   dict.SetMethod("executeJavaScriptInIsolatedWorld",
                  &ExecuteJavaScriptInIsolatedWorld);
-  dict.SetMethod("_setIsolatedWorldSecurityOrigin",
-                 &SetIsolatedWorldSecurityOrigin);
-  dict.SetMethod("_setIsolatedWorldContentSecurityPolicy",
-                 &SetIsolatedWorldContentSecurityPolicy);
-  dict.SetMethod("_setIsolatedWorldHumanReadableName",
-                 &SetIsolatedWorldHumanReadableName);
   dict.SetMethod("setIsolatedWorldInfo", &SetIsolatedWorldInfo);
   dict.SetMethod("getResourceUsage", &GetResourceUsage);
   dict.SetMethod("clearCache", &ClearCache);

atom/renderer/atom_render_frame_observer.cc

@@ -21,6 +21,7 @@
 #include "native_mate/dictionary.h"
 #include "net/base/net_module.h"
 #include "net/grit/net_resources.h"
+#include "third_party/blink/public/platform/web_isolated_world_info.h"
 #include "third_party/blink/public/web/blink.h"
 #include "third_party/blink/public/web/web_document.h"
 #include "third_party/blink/public/web/web_draggable_region.h"
@@ -131,16 +132,14 @@ void AtomRenderFrameObserver::OnDestruct() {
 
 void AtomRenderFrameObserver::CreateIsolatedWorldContext() {
   auto* frame = render_frame_->GetWebFrame();
-
+  blink::WebIsolatedWorldInfo info;
   // This maps to the name shown in the context combo box in the Console tab
   // of the dev tools.
-  frame->SetIsolatedWorldHumanReadableName(
+  info.human_readable_name =
-      World::ISOLATED_WORLD,
+      blink::WebString::FromUTF8("Electron Isolated Context");
-      blink::WebString::FromUTF8("Electron Isolated Context"));
-
   // Setup document's origin policy in isolated world
-  frame->SetIsolatedWorldSecurityOrigin(
+  info.security_origin = frame->GetDocument().GetSecurityOrigin();
-      World::ISOLATED_WORLD, frame->GetDocument().GetSecurityOrigin());
+  frame->SetIsolatedWorldInfo(World::ISOLATED_WORLD, info);
 
   // Create initial script context in isolated world
   blink::WebScriptSource source("void 0");

atom/renderer/renderer_client_base.cc

@@ -32,6 +32,7 @@
 #include "third_party/blink/public/web/web_plugin_params.h"
 #include "third_party/blink/public/web/web_script_source.h"
 #include "third_party/blink/public/web/web_security_policy.h"
+#include "third_party/blink/public/web/web_view.h"
 #include "third_party/blink/renderer/platform/weborigin/scheme_registry.h"
 
 #if defined(OS_MACOSX)
@@ -57,6 +58,7 @@
 #if BUILDFLAG(ENABLE_PRINTING)
 #include "atom/renderer/printing/print_render_frame_helper_delegate.h"
 #include "components/printing/renderer/print_render_frame_helper.h"
+#include "printing/print_settings.h"
 #endif  // BUILDFLAG(ENABLE_PRINTING)
 
 namespace atom {
@@ -221,16 +223,16 @@ void RendererClientBase::RenderFrameCreated(
 
   content::RenderView* render_view = render_frame->GetRenderView();
   if (render_frame->IsMainFrame() && render_view) {
-    blink::WebFrameWidget* web_frame_widget = render_view->GetWebFrameWidget();
+    blink::WebView* webview = render_view->GetWebView();
-    if (web_frame_widget) {
+    if (webview) {
       base::CommandLine* cmd = base::CommandLine::ForCurrentProcess();
       if (cmd->HasSwitch(switches::kGuestInstanceID)) {  // webview.
-        web_frame_widget->SetBaseBackgroundColor(SK_ColorTRANSPARENT);
+        webview->SetBaseBackgroundColor(SK_ColorTRANSPARENT);
       } else {  // normal window.
         std::string name = cmd->GetSwitchValueASCII(switches::kBackgroundColor);
         SkColor color =
             name.empty() ? SK_ColorTRANSPARENT : ParseHexColor(name);
-        web_frame_widget->SetBaseBackgroundColor(color);
+        webview->SetBaseBackgroundColor(color);
       }
     }
   }
@@ -287,6 +289,12 @@ bool RendererClientBase::IsKeySystemsUpdateNeeded() {
 #endif
 }
 
+void RendererClientBase::DidSetUserAgent(const std::string& user_agent) {
+#if BUILDFLAG(ENABLE_PRINTING)
+  printing::SetAgent(user_agent);
+#endif
+}
+
 v8::Local<v8::Context> RendererClientBase::GetContext(
     blink::WebLocalFrame* frame,
     v8::Isolate* isolate) const {

atom/renderer/renderer_client_base.h

@@ -61,6 +61,7 @@ class RendererClientBase : public content::ContentRendererClient {
       std::vector<std::unique_ptr<::media::KeySystemProperties>>* key_systems)
       override;
   bool IsKeySystemsUpdateNeeded() override;
+  void DidSetUserAgent(const std::string& user_agent) override;
 
  private:
   std::unique_ptr<PreferencesManager> preferences_manager_;

atom/utility/atom_content_utility_client.cc

@@ -7,11 +7,14 @@
 #include <utility>
 
 #include "base/command_line.h"
+#include "base/threading/sequenced_task_runner_handle.h"
 #include "content/public/child/child_thread.h"
 #include "content/public/common/service_manager_connection.h"
 #include "content/public/common/simple_connection_filter.h"
+#include "content/public/utility/utility_thread.h"
 #include "services/proxy_resolver/proxy_resolver_service.h"
 #include "services/proxy_resolver/public/mojom/proxy_resolver.mojom.h"
+#include "services/service_manager/public/cpp/service.h"
 #include "services/service_manager/sandbox/switches.h"
 
 #if BUILDFLAG(ENABLE_PRINTING)
@@ -29,6 +32,40 @@
 
 namespace atom {
 
+namespace {
+
+void RunServiceAsyncThenTerminateProcess(
+    std::unique_ptr<service_manager::Service> service) {
+  service_manager::Service::RunAsyncUntilTermination(
+      std::move(service),
+      base::BindOnce([] { content::UtilityThread::Get()->ReleaseProcess(); }));
+}
+
+std::unique_ptr<service_manager::Service> CreateProxyResolverService(
+    service_manager::mojom::ServiceRequest request) {
+  return std::make_unique<proxy_resolver::ProxyResolverService>(
+      std::move(request));
+}
+
+using ServiceFactory =
+    base::OnceCallback<std::unique_ptr<service_manager::Service>()>;
+void RunServiceOnIOThread(ServiceFactory factory) {
+  base::OnceClosure terminate_process = base::BindOnce(
+      base::IgnoreResult(&base::SequencedTaskRunner::PostTask),
+      base::SequencedTaskRunnerHandle::Get(), FROM_HERE,
+      base::BindOnce([] { content::UtilityThread::Get()->ReleaseProcess(); }));
+  content::ChildThread::Get()->GetIOTaskRunner()->PostTask(
+      FROM_HERE,
+      base::BindOnce(
+          [](ServiceFactory factory, base::OnceClosure terminate_process) {
+            service_manager::Service::RunAsyncUntilTermination(
+                std::move(factory).Run(), std::move(terminate_process));
+          },
+          std::move(factory), std::move(terminate_process)));
+}
+
+}  // namespace
+
 AtomContentUtilityClient::AtomContentUtilityClient() : elevated_(false) {
 #if BUILDFLAG(ENABLE_PRINTING) && defined(OS_WIN)
   printing_handler_ = std::make_unique<printing::PrintingHandler>();
@@ -84,31 +121,35 @@ bool AtomContentUtilityClient::OnMessageReceived(const IPC::Message& message) {
   return false;
 }
 
-void AtomContentUtilityClient::RegisterServices(StaticServiceMap* services) {
+bool AtomContentUtilityClient::HandleServiceRequest(
-  service_manager::EmbeddedServiceInfo proxy_resolver_info;
+    const std::string& service_name,
-  proxy_resolver_info.task_runner =
+    service_manager::mojom::ServiceRequest request) {
-      content::ChildThread::Get()->GetIOTaskRunner();
+  if (service_name == proxy_resolver::mojom::kProxyResolverServiceName) {
-  proxy_resolver_info.factory =
+    RunServiceOnIOThread(
-      base::BindRepeating(&proxy_resolver::ProxyResolverService::CreateService);
+        base::BindOnce(&CreateProxyResolverService, std::move(request)));
-  services->emplace(proxy_resolver::mojom::kProxyResolverServiceName,
+    return true;
-                    proxy_resolver_info);
+  }
 
-#if BUILDFLAG(ENABLE_PRINTING)
+  auto service = MaybeCreateMainThreadService(service_name, std::move(request));
-  service_manager::EmbeddedServiceInfo printing_info;
+  if (service) {
-  printing_info.factory =
+    RunServiceAsyncThenTerminateProcess(std::move(service));
-      base::BindRepeating(&printing::PrintingService::CreateService);
+    return true;
-  services->emplace(printing::mojom::kChromePrintingServiceName, printing_info);
+  }
-#endif
+
+  return false;
 }
 
 std::unique_ptr<service_manager::Service>
-AtomContentUtilityClient::HandleServiceRequest(
+AtomContentUtilityClient::MaybeCreateMainThreadService(
     const std::string& service_name,
     service_manager::mojom::ServiceRequest request) {
 #if BUILDFLAG(ENABLE_PRINTING)
   if (service_name == printing::mojom::kServiceName) {
-    return printing::CreatePdfCompositorService(std::string(),
+    return printing::CreatePdfCompositorService(std::move(request));
-                                                std::move(request));
+  }
+
+  if (service_name == printing::mojom::kChromePrintingServiceName) {
+    return std::make_unique<printing::PrintingService>(std::move(request));
   }
 #endif
 

atom/utility/atom_content_utility_client.h

@@ -26,13 +26,14 @@ class AtomContentUtilityClient : public content::ContentUtilityClient {
 
   void UtilityThreadStarted() override;
   bool OnMessageReceived(const IPC::Message& message) override;
-  void RegisterServices(StaticServiceMap* services) override;
+  bool HandleServiceRequest(
-
-  std::unique_ptr<service_manager::Service> HandleServiceRequest(
       const std::string& service_name,
       service_manager::mojom::ServiceRequest request) override;
 
  private:
+  std::unique_ptr<service_manager::Service> MaybeCreateMainThreadService(
+      const std::string& service_name,
+      service_manager::mojom::ServiceRequest request);
 #if BUILDFLAG(ENABLE_PRINTING) && defined(OS_WIN)
   std::unique_ptr<printing::PrintingHandler> printing_handler_;
 #endif

build/args/all.gn

@@ -13,3 +13,7 @@ ffmpeg_branding = "Chrome"
 enable_basic_printing = true
 
 is_cfi = false
+
+# FIXME(deepak1556): workaround for https://crbug.com/924225
+# remove this when clang roll 352138 lands.
+enable_precompiled_headers = false

buildflags/buildflags.gni

@@ -8,7 +8,7 @@ declare_args() {
   # Allow running Electron as a node binary.
   enable_run_as_node = true
 
-  enable_osr = true
+  enable_osr = false
 
   enable_view_api = false
 

chromium_src/BUILD.gn

@@ -112,30 +112,21 @@ static_library("chrome") {
         "//chrome/browser/ui/views/color_chooser_win.cc",
       ]
     }
+
+    if (is_linux) {
+      sources += [ "//chrome/browser/media/webrtc/window_icon_util_x11.cc" ]
+    }
   }
 
   if (enable_tts) {
     sources += [
       "//chrome/browser/speech/tts_controller_delegate_impl.cc",
       "//chrome/browser/speech/tts_controller_delegate_impl.h",
-      "//chrome/browser/speech/tts_mac.mm",
       "//chrome/browser/speech/tts_message_filter.cc",
       "//chrome/browser/speech/tts_message_filter.h",
-      "//chrome/browser/speech/tts_platform.h ",
-      "//chrome/browser/speech/tts_platform_impl.cc",
-      "//chrome/browser/speech/tts_platform_impl.h",
-      "//chrome/browser/speech/tts_win.cc",
       "//chrome/renderer/tts_dispatcher.cc",
       "//chrome/renderer/tts_dispatcher.h",
     ]
-
-    if (is_linux) {
-      sources += [
-        "//chrome/browser/media/webrtc/window_icon_util_x11.cc",
-        "//chrome/browser/speech/tts_linux.cc",
-      ]
-      deps += [ "//third_party/speech-dispatcher" ]
-    }
   }
 
   if (enable_widevine) {

chromium_src/chrome/browser/process_singleton_posix.cc

@@ -76,6 +76,7 @@
 #include "base/rand_util.h"
 #include "base/sequenced_task_runner_helpers.h"
 #include "base/single_thread_task_runner.h"
+#include "base/stl_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
@@ -114,7 +115,7 @@ const char kACKToken[] = "ACK";
 const char kShutdownToken[] = "SHUTDOWN";
 const char kTokenDelimiter = '\0';
 const int kMaxMessageLength = 32 * 1024;
-const int kMaxACKMessageLength = arraysize(kShutdownToken) - 1;
+const int kMaxACKMessageLength = base::size(kShutdownToken) - 1;
 
 const char kLockDelimiter = '-';
 
@@ -225,9 +226,9 @@ ssize_t ReadFromSocket(int fd,
 // Set up a sockaddr appropriate for messaging.
 void SetupSockAddr(const std::string& path, struct sockaddr_un* addr) {
   addr->sun_family = AF_UNIX;
-  CHECK(path.length() < arraysize(addr->sun_path))
+  CHECK(path.length() < base::size(addr->sun_path))
       << "Socket path too long: " << path;
-  base::strlcpy(addr->sun_path, path.c_str(), arraysize(addr->sun_path));
+  base::strlcpy(addr->sun_path, path.c_str(), base::size(addr->sun_path));
 }
 
 // Set up a socket appropriate for messaging.
@@ -604,13 +605,13 @@ void ProcessSingleton::LinuxWatcher::HandleMessage(
 
   if (parent_->notification_callback_.Run(argv, base::FilePath(current_dir))) {
     // Send back "ACK" message to prevent the client process from starting up.
-    reader->FinishWithACK(kACKToken, arraysize(kACKToken) - 1);
+    reader->FinishWithACK(kACKToken, base::size(kACKToken) - 1);
   } else {
     LOG(WARNING) << "Not handling interprocess notification as browser"
                     " is shutting down";
     // Send back "SHUTDOWN" message, so that the client process can start up
     // without killing this process.
-    reader->FinishWithACK(kShutdownToken, arraysize(kShutdownToken) - 1);
+    reader->FinishWithACK(kShutdownToken, base::size(kShutdownToken) - 1);
     return;
   }
 }
@@ -654,7 +655,7 @@ void ProcessSingleton::LinuxWatcher::SocketReader::
   }
 
   // Validate the message.  The shortest message is kStartToken\0x\0x
-  const size_t kMinMessageLength = arraysize(kStartToken) + 4;
+  const size_t kMinMessageLength = base::size(kStartToken) + 4;
   if (bytes_read_ < kMinMessageLength) {
     buf_[bytes_read_] = 0;
     LOG(ERROR) << "Invalid socket message (wrong length):" << buf_;
@@ -857,10 +858,10 @@ ProcessSingleton::NotifyResult ProcessSingleton::NotifyOtherProcessWithTimeout(
   }
 
   buf[len] = '\0';
-  if (strncmp(buf, kShutdownToken, arraysize(kShutdownToken) - 1) == 0) {
+  if (strncmp(buf, kShutdownToken, base::size(kShutdownToken) - 1) == 0) {
     // The other process is shutting down, it's safe to start a new process.
     return PROCESS_NONE;
-  } else if (strncmp(buf, kACKToken, arraysize(kACKToken) - 1) == 0) {
+  } else if (strncmp(buf, kACKToken, base::size(kACKToken) - 1) == 0) {
 #if defined(TOOLKIT_VIEWS) && defined(OS_LINUX) && !defined(OS_CHROMEOS)
     // Likely NULL in unit tests.
     views::LinuxUI* linux_ui = views::LinuxUI::instance();

components/pepper_flash/BUILD.gn

@@ -47,6 +47,7 @@ component("pepper_flash") {
     "//skia",
     "//third_party/adobe/flash:flapper_version_h",
     "//ui/base",
+    "//ui/base/clipboard",
   ]
   if (is_mac) {
     sources += [

docs/api/browser-window.md

@@ -377,8 +377,7 @@ It creates a new `BrowserWindow` with native properties as set by the `options`.
       file or link onto the page causes a navigation. Default is `false`.
     * `autoplayPolicy` String (optional) - Autoplay policy to apply to
       content in the window, can be `no-user-gesture-required`,
-      `user-gesture-required`, `user-gesture-required-for-cross-origin`,
+      `user-gesture-required`, `document-user-activation-required`. Defaults to
-      `document-user-activation-required`. Defaults to
       `no-user-gesture-required`.
 
 When setting minimum or maximum window size with `minWidth`/`maxWidth`/

electron_resources.grd

@@ -17,8 +17,6 @@
       <part file="electron_strings.grdp" />
     </messages>
     <includes>
-      <include name="IDR_ELECTRON_CONTENT_BROWSER_MANIFEST_OVERLAY" file="${target_gen_dir}\electron_content_browser_manifest_overlay.json" use_base_dir="false" type="BINDATA" />
-      <include name="IDR_ELECTRON_CONTENT_PACKAGED_SERVICES_MANIFEST_OVERLAY" file="${target_gen_dir}\electron_content_packaged_services_manifest_overlay.json" use_base_dir="false" type="BINDATA" />
       <include name="IDR_CONTENT_SHELL_DEVTOOLS_DISCOVERY_PAGE" file="${target_gen_dir}\shell_devtools_discovery_page.html" use_base_dir="false" type="BINDATA" />
     </includes>
   </release>

filenames.gni

@@ -251,6 +251,7 @@ filenames = {
     "atom/browser/browser_observer.h",
     "atom/browser/browser_process_impl.cc",
     "atom/browser/browser_process_impl.h",
+    "atom/browser/child_web_contents_tracker.cc",
     "atom/browser/child_web_contents_tracker.h",
     "atom/browser/common_web_contents_delegate_mac.mm",
     "atom/browser/common_web_contents_delegate_views.cc",

lib/browser/api/power-monitor.js

@@ -22,4 +22,30 @@ if (process.platform === 'linux') {
   })
 }
 
+// TODO(deepak1556): Deprecate async api in favor of sync version in 5.0
+powerMonitor.querySystemIdleState = function (threshold, callback) {
+  if (typeof threshold !== 'number') {
+    throw new Error('Must pass threshold as a number')
+  }
+
+  if (typeof callback !== 'function') {
+    throw new Error('Must pass callback as a function argument')
+  }
+
+  const idleState = this._querySystemIdleState(threshold)
+
+  process.nextTick(() => callback(idleState))
+}
+
+// TODO(deepak1556): Deprecate async api in favor of sync version in 5.0
+powerMonitor.querySystemIdleTime = function (callback) {
+  if (typeof callback !== 'function') {
+    throw new Error('Must pass function as an argument')
+  }
+
+  const idleTime = this._querySystemIdleTime()
+
+  process.nextTick(() => callback(idleTime))
+}
+
 module.exports = powerMonitor

lib/browser/api/web-contents.js

@@ -78,6 +78,7 @@ const defaultPrintingSetting = {
   printWithCloudPrint: false,
   printWithPrivet: false,
   printWithExtension: false,
+  pagesPerSheet: 1,
   deviceName: 'Save as PDF',
   generateDraftData: true,
   fitToPageEnabled: false,

lib/renderer/api/web-frame.js

@@ -53,17 +53,20 @@ class WebFrame extends EventEmitter {
   // TODO(nitsakh): Remove in 6.0
   setIsolatedWorldSecurityOrigin (worldId, securityOrigin) {
     deprecate.warn('webFrame.setIsolatedWorldSecurityOrigin', 'webFrame.setIsolatedWorldInfo')
-    binding._setIsolatedWorldSecurityOrigin(this.context, worldId, securityOrigin)
+    binding.setIsolatedWorldInfo(this.context, worldId, { securityOrigin })
   }
 
   setIsolatedWorldContentSecurityPolicy (worldId, csp) {
     deprecate.warn('webFrame.setIsolatedWorldContentSecurityPolicy', 'webFrame.setIsolatedWorldInfo')
-    binding._setIsolatedWorldContentSecurityPolicy(this.context, worldId, csp)
+    binding.setIsolatedWorldInfo(this.context, worldId, {
+      securityOrigin: window.location.origin,
+      csp
+    })
   }
 
   setIsolatedWorldHumanReadableName (worldId, name) {
     deprecate.warn('webFrame.setIsolatedWorldHumanReadableName', 'webFrame.setIsolatedWorldInfo')
-    binding._setIsolatedWorldHumanReadableName(this.context, worldId, name)
+    binding.setIsolatedWorldInfo(this.context, worldId, { name })
   }
 }
 

manifests/BUILD.gn

@@ -0,0 +1,23 @@
+import("//printing/buildflags/buildflags.gni")
+
+source_set("manifests") {
+  sources = [
+    "//electron/atom/app/manifests.cc",
+    "//electron/atom/app/manifests.h",
+  ]
+
+  include_dirs = [ "//electron" ]
+
+  deps = [
+    "//printing/buildflags",
+    "//services/proxy_resolver:proxy_resolver_manifest",
+  ]
+
+  if (enable_basic_printing) {
+    deps += [ "//components/services/pdf_compositor:pdf_compositor_manifest" ]
+  }
+
+  if (enable_print_preview) {
+    deps += [ "//chrome/services/printing:manifest" ]
+  }
+}

manifests/electron_content_browser_manifest_overlay.json

@@ -1,14 +0,0 @@
-{
-  "name": "content_browser",
-  "display_name": "Electron (browser process)",
-  "interface_provider_specs": {
-    "service_manager:connector": {
-      "requires": {
-        "device": [ "device:geolocation_control" ],
-        "proxy_resolver": [ "factory" ],
-        "chrome_printing": [ "converter" ],
-        "pdf_compositor": [ "compositor"]
-      }
-    }
-  }
-}

manifests/electron_content_packaged_services_manifest_overlay.json

@@ -1,5 +0,0 @@
-{
-  "name": "content_packaged_services",
-  "display_name": "Electron Packaged Services",
-  "interface_provider_specs": {}
-}

native_mate/native_mate/converter.cc

@@ -140,13 +140,16 @@ bool Converter<double>::FromV8(Isolate* isolate,
 }
 
 Local<Value> Converter<const char*>::ToV8(Isolate* isolate, const char* val) {
-  return v8::String::NewFromUtf8(isolate, val);
+  return v8::String::NewFromUtf8(isolate, val, v8::NewStringType::kNormal)
+      .ToLocalChecked();
 }
 
 Local<Value> Converter<base::StringPiece>::ToV8(Isolate* isolate,
                                                 const base::StringPiece& val) {
-  return v8::String::NewFromUtf8(isolate, val.data(), v8::String::kNormalString,
+  return v8::String::NewFromUtf8(isolate, val.data(),
-                                 static_cast<uint32_t>(val.length()));
+                                 v8::NewStringType::kNormal,
+                                 static_cast<uint32_t>(val.length()))
+      .ToLocalChecked();
 }
 
 Local<Value> Converter<std::string>::ToV8(Isolate* isolate,
@@ -255,8 +258,9 @@ bool Converter<Local<Value>>::FromV8(Isolate* isolate,
 v8::Local<v8::String> StringToSymbol(v8::Isolate* isolate,
                                      const base::StringPiece& val) {
   return v8::String::NewFromUtf8(isolate, val.data(),
-                                 v8::String::kInternalizedString,
+                                 v8::NewStringType::kInternalized,
-                                 static_cast<uint32_t>(val.length()));
+                                 static_cast<uint32_t>(val.length()))
+      .ToLocalChecked();
 }
 
 }  // namespace mate

native_mate/native_mate/converter.h

@@ -277,7 +277,8 @@ struct Converter<std::map<std::string, T>> {
 
     v8::Local<v8::Context> context = isolate->GetCurrentContext();
     v8::Local<v8::Object> dict = val->ToObject(context).ToLocalChecked();
-    v8::Local<v8::Array> keys = dict->GetOwnPropertyNames();
+    v8::Local<v8::Array> keys =
+        dict->GetOwnPropertyNames(context).ToLocalChecked();
     for (uint32_t i = 0; i < keys->Length(); ++i) {
       v8::Local<v8::Value> key = keys->Get(i);
       T value;

native_mate/native_mate/promise.cc

@@ -6,17 +6,13 @@
 
 namespace mate {
 
-Promise::Promise()
+Promise::Promise() : isolate_(NULL) {}
-    : isolate_(NULL) {
-}
 
-Promise::Promise(v8::Isolate* isolate)
+Promise::Promise(v8::Isolate* isolate) : isolate_(isolate) {
-    : isolate_(isolate) {
   resolver_ = v8::Promise::Resolver::New(isolate);
 }
 
-Promise::~Promise() {
+Promise::~Promise() {}
-}
 
 Promise Promise::Create(v8::Isolate* isolate) {
   return Promise(isolate);
@@ -28,7 +24,10 @@ Promise Promise::Create() {
 
 void Promise::RejectWithErrorMessage(const std::string& string) {
   v8::Local<v8::String> error_message =
-      v8::String::NewFromUtf8(isolate(), string.c_str());
+      v8::String::NewFromUtf8(isolate(), string.c_str(),
+                              v8::NewStringType::kNormal,
+                              static_cast<int>(string.size()))
+          .ToLocalChecked();
   v8::Local<v8::Value> error = v8::Exception::Error(error_message);
   resolver_->Reject(mate::ConvertToV8(isolate(), error));
 }

patches/common/boringssl/expose_aes-cfb.patch

@@ -71,7 +71,7 @@ index acc4719b7e9c4c4461fc6142f2ae9156b407915b..8b008a401ec2f2d0673f6876609dd578
    callback(EVP_aes_256_ecb(), "aes-256-ecb", NULL, arg);
    callback(EVP_aes_256_ofb(), "aes-256-ofb", NULL, arg);
 diff --git a/include/openssl/cipher.h b/include/openssl/cipher.h
-index 59634138cb60237f008eb99e7d8df54da7629c1a..b30b8434b301fb5b8630ae954698b6fee255df77 100644
+index e9545c82ca7e663ae25d9e85d29acea2be54d38f..4902859cdb96012eae7956d9fc3b1dcd47a71c07 100644
 --- a/include/openssl/cipher.h
 +++ b/include/openssl/cipher.h
 @@ -421,6 +421,7 @@ OPENSSL_EXPORT const EVP_CIPHER *EVP_aes_192_ofb(void);

patches/common/chromium/.patches

@@ -69,5 +69,5 @@ content_allow_embedder_to_prevent_locking_scheme_registry.patch
 support_mixed_sandbox_with_zygote.patch
 disable_color_correct_rendering.patch
 disable_time_ticks_dcheck.patch
-fix_test_compilation_error.patch
 autofill_size_calculation.patch
+revert_build_swiftshader_for_arm32.patch

patches/common/chromium/add_realloc.patch

@@ -39,10 +39,10 @@ index 2aef366ac8194aa261cbca6abc051f7da8a988d3..3c7d66c81032636abcca4f1538ce9b7f
  
    GIN_EXPORT static ArrayBufferAllocator* SharedInstance();
 diff --git a/third_party/blink/renderer/bindings/core/v8/v8_initializer.cc b/third_party/blink/renderer/bindings/core/v8/v8_initializer.cc
-index 0050eb07bf1f1e8515663dfd14f2a3a1292edd96..96e8702f7e9f2a04a4edbc794d5c45e3e04bf8fb 100644
+index bec05f5222c6653f6f42c87a2f71e4aa0f244b5e..96533b347ca9e1e140fb019a2b95093d5e1aee73 100644
 --- a/third_party/blink/renderer/bindings/core/v8/v8_initializer.cc
 +++ b/third_party/blink/renderer/bindings/core/v8/v8_initializer.cc
-@@ -662,6 +662,10 @@ class ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
+@@ -649,6 +649,10 @@ class ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
          size, WTF::ArrayBufferContents::kDontInitialize);
    }
  

patches/common/chromium/allow_webview_file_url.patch

@@ -6,10 +6,10 @@ Subject: allow_webview_file_url.patch
 Allow webview to load non-web URLs.
 
 diff --git a/content/browser/loader/resource_dispatcher_host_impl.cc b/content/browser/loader/resource_dispatcher_host_impl.cc
-index 83b81f3e28f5f4f3a9fe3c2146c50a966f7e2ec2..d0f2bde4f6f7bb1a8b6cfc5dc990cb30d4432504 100644
+index a206be71b8d9f28d659000cd2ea72cdb8f876e07..f4ad084900723a5c0cf78affae7744d8039a8395 100644
 --- a/content/browser/loader/resource_dispatcher_host_impl.cc
 +++ b/content/browser/loader/resource_dispatcher_host_impl.cc
-@@ -1462,6 +1462,8 @@ void ResourceDispatcherHostImpl::BeginNavigationRequest(
+@@ -1447,6 +1447,8 @@ void ResourceDispatcherHostImpl::BeginNavigationRequest(
        !policy->IsWebSafeScheme(info.common_params.url.scheme()) &&
        !is_external_protocol;
  

patches/common/chromium/blink-worker-enable-csp-in-file-scheme.patch

@@ -5,14 +5,14 @@ Subject: blink-worker-enable-csp-in-file-scheme.patch
 
 
 diff --git a/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc b/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc
-index c0cec745454d8e7ec0730852bb324bcae72ed42e..4550698d31ae2c1a511820ae88ce1d914fe10f7f 100644
+index c404b0a5966416599a62075e0a616fda368e07ec..98a3e02f1335dd7256b7926bc6e7774c79e00d4a 100644
 --- a/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc
 +++ b/third_party/blink/renderer/core/workers/worker_classic_script_loader.cc
-@@ -285,7 +285,6 @@ void WorkerClassicScriptLoader::ProcessContentSecurityPolicy(
+@@ -308,7 +308,6 @@ void WorkerClassicScriptLoader::ProcessContentSecurityPolicy(
    // document (which is implemented in WorkerMessagingProxy, and
    // m_contentSecurityPolicy should be left as nullptr to inherit the policy).
-   if (!response.Url().ProtocolIs("blob") &&
+   if (!response.CurrentRequestUrl().ProtocolIs("blob") &&
--      !response.Url().ProtocolIs("file") &&
+-      !response.CurrentRequestUrl().ProtocolIs("file") &&
-       !response.Url().ProtocolIs("filesystem")) {
+       !response.CurrentRequestUrl().ProtocolIs("filesystem")) {
      content_security_policy_ = ContentSecurityPolicy::Create();
-     content_security_policy_->SetOverrideURLForSelf(response.Url());
+     content_security_policy_->SetOverrideURLForSelf(

patches/common/chromium/blink_initialization_order.patch

@@ -10,10 +10,10 @@ to fix electron/electron#13787.  The backport landed in Chromium 67 but the
 DidCreateScriptContext re-ordering needs to be upstreamed or kept indefinitely
 
 diff --git a/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc b/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc
-index b43ca24b2595bbd20fb5cfa68a22ebec87acda33..496e5d16d49977cb2107a7101064093be19b1515 100644
+index 9c3e848f01aef165c21a6d6043b6f9038d31cb66..7c16e8da1052b50f36da8102fdd8b9206dd7883d 100644
 --- a/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc
 +++ b/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc
-@@ -177,11 +177,10 @@ void LocalWindowProxy::Initialize() {
+@@ -190,11 +190,10 @@ void LocalWindowProxy::Initialize() {
                   GetFrame()->IsMainFrame());
      MainThreadDebugger::Instance()->ContextCreated(script_state_, GetFrame(),
                                                     origin);

patches/common/chromium/blink_local_frame.patch

@@ -14,10 +14,10 @@ when there is code doing that.
 This patch reverts the change to fix the crash in Electron.
 
 diff --git a/third_party/blink/renderer/core/frame/local_frame.cc b/third_party/blink/renderer/core/frame/local_frame.cc
-index 72df3508f9ea9219d3ca3aa716afcad01b378f7e..a7b8051311ef259c3297925c2f5050372ec3ac5b 100644
+index 9c8ffb99f78ef29df08e139551af984dc23e9de2..8196880b6da930557d22f4c29a6de35c1aa7a763 100644
 --- a/third_party/blink/renderer/core/frame/local_frame.cc
 +++ b/third_party/blink/renderer/core/frame/local_frame.cc
-@@ -399,10 +399,6 @@ void LocalFrame::DetachImpl(FrameDetachType type) {
+@@ -403,10 +403,6 @@ void LocalFrame::DetachImpl(FrameDetachType type) {
    }
    CHECK(!view_ || !view_->IsAttached());
  
@@ -28,7 +28,7 @@ index 72df3508f9ea9219d3ca3aa716afcad01b378f7e..a7b8051311ef259c3297925c2f505037
    if (!Client())
      return;
  
-@@ -420,6 +416,10 @@ void LocalFrame::DetachImpl(FrameDetachType type) {
+@@ -424,6 +420,10 @@ void LocalFrame::DetachImpl(FrameDetachType type) {
    // Notify ScriptController that the frame is closing, since its cleanup ends
    // up calling back to LocalFrameClient via WindowProxy.
    GetScriptController().ClearForClose();