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electron/patches/chromium/frame_host_manager.patch
Electron Bot dc97fe0640 chore: bump chromium to b243c83a66a7fded00f3408107778 (master) (#21827) 
Co-authored-by: Robo <hop2deep@gmail.com>
2020-01-21 09:39:37 -08:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: deepak1556 <hop2deep@gmail.com>
Date: Mon, 3 Jun 2019 14:20:05 -0700
Subject: frame_host_manager.patch
Allows embedder to intercept site instances chosen by chromium
and respond with custom instance. Also allows for us to at-runtime
enable or disable this patch.
diff --git a/content/browser/browsing_instance.cc b/content/browser/browsing_instance.cc
index 1e6b4b91485ae9a528beed77b12f6532e5968c07..c4a9db033bb56d097c4ce84ecd195e7bf4d7afd4 100644
--- a/content/browser/browsing_instance.cc
+++ b/content/browser/browsing_instance.cc
@@ -83,6 +83,13 @@ scoped_refptr<SiteInstanceImpl> BrowsingInstance::GetSiteInstanceForURL(
return instance;
}
+scoped_refptr<SiteInstanceImpl> BrowsingInstance::CreateSiteInstanceForURL(
+ const GURL& url) {
+ scoped_refptr<SiteInstanceImpl> instance = new SiteInstanceImpl(this);
+ instance->SetSite(url);
+ return instance;
+}
+
void BrowsingInstance::GetSiteAndLockForURL(const GURL& url,
bool allow_default_instance,
GURL* site_url,
diff --git a/content/browser/browsing_instance.h b/content/browser/browsing_instance.h
index 906a1ee4ac58b0744a32153bbaafeac4322a60e4..c90f4aead36cbf3767dc5094728963c24798e204 100644
--- a/content/browser/browsing_instance.h
+++ b/content/browser/browsing_instance.h
@@ -136,6 +136,11 @@ class CONTENT_EXPORT BrowsingInstance final
const GURL& url,
bool allow_default_instance);
+ // Create a new SiteInstance for the given URL bound the current
+ // BrowsingInstance.
+ scoped_refptr<SiteInstanceImpl> CreateSiteInstanceForURL(
+ const GURL& url);
+
// Adds the given SiteInstance to our map, to ensure that we do not create
// another SiteInstance for the same site.
void RegisterSiteInstance(SiteInstanceImpl* site_instance);
diff --git a/content/browser/frame_host/navigation_request.cc b/content/browser/frame_host/navigation_request.cc
index ce0b1ae151e22cde1f0a3127e08b14d4043567be..53d584727b5a7b4675165e23e35f13500a80ddd0 100644
--- a/content/browser/frame_host/navigation_request.cc
+++ b/content/browser/frame_host/navigation_request.cc
@@ -1198,6 +1198,24 @@ void NavigationRequest::BeginNavigation() {
TRACE_EVENT_ASYNC_STEP_INTO0("navigation", "NavigationRequest", this,
"ResponseStarted");
+ // In Electron, a new process is started for every navigation when node is
+ // integrated in the renderer. Since GetFrameHostForNavigation is called more
+ // than once per navigation, we want to return the same frame host once
+ // the response has started, otherwise if the frame host that started the response
+ // and the frame host that is available for commit don't match then request will
+ // be cancelled. We rely on the NavigationRequest::state_ to determine this
+ // factor
+ //
+ // bool has_response_started =
+ // (request->state() >= NavigationRequest::WILL_PROCESS_RESPONSE &&
+ // !speculative_render_frame_host_);
+ //
+ // Hence this call is necesary before the call to GetFrameHostForNavigation. Also
+ // the state_ here is anyway going to end up being READY_TO_COMMIT because of
+ // ReadyToCommitNavigation a few lines later, so will not affect normal chromium
+ // request cycle.
+ state_ = READY_TO_COMMIT;
+
// Select an appropriate RenderFrameHost.
render_frame_host_ =
frame_tree_node_->render_manager()->GetFrameHostForNavigation(this);
diff --git a/content/browser/frame_host/render_frame_host_manager.cc b/content/browser/frame_host/render_frame_host_manager.cc
index 0ce2a4fec90f91e9098fb033f885c37221c3723a..a13fa98055f452f2db67bd00bc3f06c2479cab8a 100644
--- a/content/browser/frame_host/render_frame_host_manager.cc
+++ b/content/browser/frame_host/render_frame_host_manager.cc
@@ -2137,6 +2137,16 @@ bool RenderFrameHostManager::InitRenderView(
scoped_refptr<SiteInstance>
RenderFrameHostManager::GetSiteInstanceForNavigationRequest(
NavigationRequest* request) {
+ // Compute the SiteInstance that the navigation should use, which will be
+ // either the current SiteInstance or a new one.
+ //
+ // TODO(clamy): We should also consider as a candidate SiteInstance the
+ // speculative SiteInstance that was computed on redirects.
+ SiteInstanceImpl* candidate_site_instance =
+ speculative_render_frame_host_
+ ? speculative_render_frame_host_->GetSiteInstance()
+ : nullptr;
+
SiteInstance* current_site_instance = render_frame_host_->GetSiteInstance();
// All children of MHTML documents must be MHTML documents. They all live in
@@ -2156,10 +2166,60 @@ RenderFrameHostManager::GetSiteInstanceForNavigationRequest(
//
// TODO(clamy): We should also consider as a candidate SiteInstance the
// speculative SiteInstance that was computed on redirects.
- SiteInstanceImpl* candidate_site_instance =
- speculative_render_frame_host_
- ? speculative_render_frame_host_->GetSiteInstance()
- : nullptr;
+ if (!GetContentClient()->browser()->CanUseCustomSiteInstance() &&
+ frame_tree_node_->IsMainFrame()) {
+ BrowserContext* browser_context =
+ delegate_->GetControllerForRenderManager().GetBrowserContext();
+ bool has_navigation_started = request->state() != NavigationRequest::NOT_STARTED;
+ bool has_response_started =
+ (request->state() >= NavigationRequest::WILL_PROCESS_RESPONSE &&
+ !speculative_render_frame_host_);
+ // Gives user a chance to choose a custom site instance.
+ SiteInstance* affinity_site_instance = nullptr;
+ scoped_refptr<SiteInstance> overriden_site_instance;
+ bool should_register_site_instance = false;
+ ContentBrowserClient::SiteInstanceForNavigationType siteInstanceType =
+ GetContentClient()->browser()->ShouldOverrideSiteInstanceForNavigation(
+ current_frame_host(), speculative_frame_host(), browser_context,
+ request->common_params().url, has_navigation_started,
+ has_response_started, &affinity_site_instance);
+ switch (siteInstanceType) {
+ case ContentBrowserClient::SiteInstanceForNavigationType::
+ FORCE_CANDIDATE_OR_NEW:
+ overriden_site_instance =
+ candidate_site_instance
+ ? candidate_site_instance
+ : current_site_instance->CreateRelatedSiteInstance(
+ request->common_params().url);
+ should_register_site_instance = true;
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::FORCE_NEW:
+ overriden_site_instance = current_site_instance->CreateRelatedSiteInstance(
+ request->common_params().url);
+ should_register_site_instance = true;
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::FORCE_CURRENT:
+ overriden_site_instance = render_frame_host_->GetSiteInstance();
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::FORCE_AFFINITY:
+ DCHECK(affinity_site_instance);
+ overriden_site_instance =
+ scoped_refptr<SiteInstance>(affinity_site_instance);
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::ASK_CHROMIUM:
+ DCHECK(!affinity_site_instance);
+ break;
+ default:
+ break;
+ }
+ if (overriden_site_instance) {
+ if (should_register_site_instance) {
+ GetContentClient()->browser()->RegisterPendingSiteInstance(
+ render_frame_host_.get(), overriden_site_instance.get());
+ }
+ return overriden_site_instance;
+ }
+ }
scoped_refptr<SiteInstance> dest_site_instance = GetSiteInstanceForNavigation(
request->common_params().url, request->GetSourceSiteInstance(),
@@ -2169,6 +2229,9 @@ RenderFrameHostManager::GetSiteInstanceForNavigationRequest(
request->GetRestoreType() != RestoreType::NONE, request->is_view_source(),
request->WasServerRedirect());
+ GetContentClient()->browser()->RegisterPendingSiteInstance(
+ render_frame_host_.get(), dest_site_instance.get());
+
return dest_site_instance;
}
diff --git a/content/browser/site_instance_impl.cc b/content/browser/site_instance_impl.cc
index f16abf44e24c7173d721352c53241228fe72a3e4..3d33d492b8cf4d79b4c81dac53d30e03c7dddea3 100644
--- a/content/browser/site_instance_impl.cc
+++ b/content/browser/site_instance_impl.cc
@@ -413,6 +413,10 @@ bool SiteInstanceImpl::HasRelatedSiteInstance(const GURL& url) {
return browsing_instance_->HasSiteInstance(url);
}
+scoped_refptr<SiteInstance> SiteInstanceImpl::CreateRelatedSiteInstance(const GURL& url) {
+ return browsing_instance_->CreateSiteInstanceForURL(url);
+}
+
scoped_refptr<SiteInstance> SiteInstanceImpl::GetRelatedSiteInstance(
const GURL& url) {
return browsing_instance_->GetSiteInstanceForURL(
diff --git a/content/browser/site_instance_impl.h b/content/browser/site_instance_impl.h
index caa100b3889e17a9afdc8127e0e13bb6b86e8042..f08d3a2eb28f0f6fff89b5759eff5369b7111821 100644
--- a/content/browser/site_instance_impl.h
+++ b/content/browser/site_instance_impl.h
@@ -98,6 +98,7 @@ class CONTENT_EXPORT SiteInstanceImpl final : public SiteInstance,
BrowserContext* GetBrowserContext() override;
const GURL& GetSiteURL() override;
scoped_refptr<SiteInstance> GetRelatedSiteInstance(const GURL& url) override;
+ scoped_refptr<SiteInstance> CreateRelatedSiteInstance(const GURL& url) override;
bool IsRelatedSiteInstance(const SiteInstance* instance) override;
size_t GetRelatedActiveContentsCount() override;
bool RequiresDedicatedProcess() override;
diff --git a/content/public/browser/content_browser_client.cc b/content/public/browser/content_browser_client.cc
index 38409b9d1ce06c2a73ce2feb98a6be35325ca472..34b8ba27caf5a2d521e94055c440cd31fc9925c7 100644
--- a/content/public/browser/content_browser_client.cc
+++ b/content/public/browser/content_browser_client.cc
@@ -50,6 +50,21 @@
namespace content {
+bool ContentBrowserClient::CanUseCustomSiteInstance() {
+ return false;
+}
+
+ContentBrowserClient::SiteInstanceForNavigationType ContentBrowserClient::ShouldOverrideSiteInstanceForNavigation(
+ content::RenderFrameHost* current_rfh,
+ content::RenderFrameHost* speculative_rfh,
+ content::BrowserContext* browser_context,
+ const GURL& url,
+ bool has_navigation_started,
+ bool has_request_started,
+ content::SiteInstance** affinity_site_instance) const {
+ return SiteInstanceForNavigationType::ASK_CHROMIUM;
+}
+
std::unique_ptr<BrowserMainParts> ContentBrowserClient::CreateBrowserMainParts(
const MainFunctionParams& parameters) {
return nullptr;
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index af7c11bfbb26894ba4eb97b3fcbb026af288c084..ccf5aee27ed7aa4bd0b54149f24df8f075c0186d 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -232,8 +232,45 @@ class CONTENT_EXPORT ContentBrowserClient {
using IsClipboardPasteAllowedCallback =
base::OnceCallback<void(ClipboardPasteAllowed)>;
+ // Identifies the type of site instance to use for a navigation.
+ enum SiteInstanceForNavigationType {
+ // Use either the candidate site instance or, if it doesn't exist
+ // a new, unrelated site instance for the navigation.
+ FORCE_CANDIDATE_OR_NEW = 0,
+
+ // Use the current site instance for the navigation.
+ FORCE_CURRENT,
+
+ // Use a new, unrelated site instance.
+ FORCE_NEW,
+
+ // Use the provided affinity site instance for the navigation.
+ FORCE_AFFINITY,
+
+ // Delegate the site instance creation to Chromium.
+ ASK_CHROMIUM
+ };
+
virtual ~ContentBrowserClient() {}
+ // Electron: Allows disabling the below ShouldOverride patch
+ virtual bool CanUseCustomSiteInstance();
+
+ // Electron: Allows overriding the SiteInstance when navigating.
+ virtual SiteInstanceForNavigationType ShouldOverrideSiteInstanceForNavigation(
+ content::RenderFrameHost* current_rfh,
+ content::RenderFrameHost* speculative_rfh,
+ content::BrowserContext* browser_context,
+ const GURL& url,
+ bool has_navigation_started,
+ bool has_request_started,
+ content::SiteInstance** affinity_site_instance) const;
+
+ // Electron: Registers a pending site instance during a navigation.
+ virtual void RegisterPendingSiteInstance(
+ content::RenderFrameHost* rfh,
+ content::SiteInstance* pending_site_instance) {}
+
// Allows the embedder to set any number of custom BrowserMainParts
// implementations for the browser startup code. See comments in
// browser_main_parts.h.
diff --git a/content/public/browser/site_instance.h b/content/public/browser/site_instance.h
index e3095f34c057ccf25b46beb809fbb88a440cc230..9d4472415d87455468cff86217e7489d39383e4e 100644
--- a/content/public/browser/site_instance.h
+++ b/content/public/browser/site_instance.h
@@ -121,6 +121,11 @@ class CONTENT_EXPORT SiteInstance : public base::RefCounted<SiteInstance> {
// corresponds to a site URL with the host "example.com".
virtual const GURL& GetSiteURL() = 0;
+ // Create a SiteInstance for the given URL that shares the current
+ // BrowsingInstance.
+ virtual scoped_refptr<SiteInstance> CreateRelatedSiteInstance(
+ const GURL& url) = 0;
+
// Gets a SiteInstance for the given URL that shares the current
// BrowsingInstance, creating a new SiteInstance if necessary. This ensures
// that a BrowsingInstance only has one SiteInstance per site, so that pages
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