electron/patches/chromium/can_create_window.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Thu, 20 Sep 2018 17:45:32 -0700
Subject: can_create_window.patch

This adds a hook to the window creation flow so that Electron can intercede and
potentially prevent a window from being created.

TODO(loc): this patch is currently broken.

diff --git a/content/browser/renderer_host/render_frame_host_impl.cc b/content/browser/renderer_host/render_frame_host_impl.cc
index 751ddd5f9a30605c3f9f9ad249d659092b2f0128..28664241aafdd01bbe9417b020a87672e9540417 100644
--- a/content/browser/renderer_host/render_frame_host_impl.cc
+++ b/content/browser/renderer_host/render_frame_host_impl.cc
@@ -8911,6 +8911,7 @@ void RenderFrameHostImpl::CreateNewWindow(
           last_committed_origin_, params->window_container_type,
           params->target_url, params->referrer.To<Referrer>(),
           params->frame_name, params->disposition, *params->features,
+          params->raw_features, params->body,
           effective_transient_activation_state, params->opener_suppressed,
           &no_javascript_access);
 
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index d33f1cba6f7347d855143f60ed3acbf41465176a..341fd07b9d335074eea1ba2f555666428aa2b8d0 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -4780,6 +4780,12 @@ FrameTree* WebContentsImpl::CreateNewWindow(
   SetPartitionedPopinOpenerOnNewWindowIfNeeded(new_contents_impl, params,
                                                opener);
 
+  if (delegate_) {
+    delegate_->WebContentsCreatedWithFullParams(this, render_process_id,
+                                                opener->GetRoutingID(),
+                                                params, new_contents_impl);
+  }
+
   // If the new frame has a name, make sure any SiteInstances that can find
   // this named frame have proxies for it.  Must be called after
   // SetSessionStorageNamespace, since this calls CreateRenderView, which uses
@@ -4821,12 +4827,6 @@ FrameTree* WebContentsImpl::CreateNewWindow(
     AddWebContentsDestructionObserver(new_contents_impl);
   }
 
-  if (delegate_) {
-    delegate_->WebContentsCreated(this, render_process_id,
-                                  opener->GetRoutingID(), params.frame_name,
-                                  params.target_url, new_contents_impl);
-  }
-
   observers_.NotifyObservers(&WebContentsObserver::DidOpenRequestedURL,
                              new_contents_impl, opener, params.target_url,
                              params.referrer.To<Referrer>(), params.disposition,
diff --git a/content/common/frame.mojom b/content/common/frame.mojom
index 61ee456a1bfb842aefd8b644ff0ae630a698ef7c..cbf4276337139a81d46fb263bce8f5ee98da39a6 100644
--- a/content/common/frame.mojom
+++ b/content/common/frame.mojom
@@ -610,6 +610,10 @@ struct CreateNewWindowParams {
   // The navigation initiator's user activation and ad status.
   blink.mojom.NavigationInitiatorActivationAndAdStatus
       initiator_activation_and_ad_status;
+
+  // Extra fields added by Electron.
+  string raw_features;
+  network.mojom.URLRequestBody? body;
 };
 
 // Operation result when the renderer asks the browser to create a new window.
diff --git a/content/public/browser/content_browser_client.cc b/content/public/browser/content_browser_client.cc
index 881c8f4a749033c52ee92a6f6a9dd5b3738de581..58b7797146f25692c6f7ed7b11adade941250599 100644
--- a/content/public/browser/content_browser_client.cc
+++ b/content/public/browser/content_browser_client.cc
@@ -754,6 +754,8 @@ bool ContentBrowserClient::CanCreateWindow(
     const std::string& frame_name,
     WindowOpenDisposition disposition,
     const blink::mojom::WindowFeatures& features,
+    const std::string& raw_features,
+    const scoped_refptr<network::ResourceRequestBody>& body,
     bool user_gesture,
     bool opener_suppressed,
     bool* no_javascript_access) {
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index 7c435bbfc65ae370cadec0b460e347e317d00236..76f47046fdb2ef5c63c66748bc38c52713a3ed4a 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -191,6 +191,7 @@ class NetworkService;
 class TrustedURLLoaderHeaderClient;
 }  // namespace mojom
 struct ResourceRequest;
+class ResourceRequestBody;
 }  // namespace network
 
 namespace sandbox {
@@ -1298,6 +1299,8 @@ class CONTENT_EXPORT ContentBrowserClient {
       const std::string& frame_name,
       WindowOpenDisposition disposition,
       const blink::mojom::WindowFeatures& features,
+      const std::string& raw_features,
+      const scoped_refptr<network::ResourceRequestBody>& body,
       bool user_gesture,
       bool opener_suppressed,
       bool* no_javascript_access);
diff --git a/content/public/browser/web_contents_delegate.cc b/content/public/browser/web_contents_delegate.cc
index 2fda1060616c3e0cd80ee44a7032ee0bd2117ae7..fe7d5c471cb49f91d32e1335bfaad6879ff2bd07 100644
--- a/content/public/browser/web_contents_delegate.cc
+++ b/content/public/browser/web_contents_delegate.cc
@@ -30,6 +30,17 @@ namespace content {
 
 WebContentsDelegate::WebContentsDelegate() = default;
 
+void WebContentsDelegate::WebContentsCreatedWithFullParams(
+    WebContents* source_contents,
+    int opener_render_process_id,
+    int opener_render_frame_id,
+    const mojom::CreateNewWindowParams& params,
+    WebContents* new_contents) {
+  WebContentsCreated(source_contents, opener_render_process_id,
+                     opener_render_frame_id, params.frame_name,
+                     params.target_url, new_contents);
+}
+
 WebContents* WebContentsDelegate::OpenURLFromTab(
     WebContents* source,
     const OpenURLParams& params,
diff --git a/content/public/browser/web_contents_delegate.h b/content/public/browser/web_contents_delegate.h
index 68e7d497a3ab6ab194bc5e1e28659d407492d5c7..009780aa378d473a103110496aceae7307f10f3b 100644
--- a/content/public/browser/web_contents_delegate.h
+++ b/content/public/browser/web_contents_delegate.h
@@ -17,6 +17,7 @@
 #include "base/memory/scoped_refptr.h"
 #include "build/build_config.h"
 #include "content/common/content_export.h"
+#include "content/common/frame.mojom.h"
 #include "content/public/browser/back_forward_transition_animation_manager.h"
 #include "content/public/browser/eye_dropper.h"
 #include "content/public/browser/fullscreen_types.h"
@@ -365,6 +366,13 @@ class CONTENT_EXPORT WebContentsDelegate {
       const StoragePartitionConfig& partition_config,
       SessionStorageNamespace* session_storage_namespace);
 
+  virtual void WebContentsCreatedWithFullParams(
+      WebContents* source_contents,
+      int opener_render_process_id,
+      int opener_render_frame_id,
+      const mojom::CreateNewWindowParams& params,
+      WebContents* new_contents);
+
   // Notifies the delegate about the creation of a new WebContents. This
   // typically happens when popups are created.
   virtual void WebContentsCreated(WebContents* source_contents,
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 99b7d7116fe22bbdfdcdcaae8f09288fe25549e4..1fd800fe2d56c510aed0d532dc3d370538da348f 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -6763,6 +6763,10 @@ WebView* RenderFrameImpl::CreateNewWindow(
           request.HasUserGesture(), GetWebFrame()->IsAdFrame(),
           GetWebFrame()->IsAdScriptInStack());
 
+  params->raw_features = features.raw_features.Utf8(
+      WTF::UTF8ConversionMode::kStrictUTF8ConversionReplacingUnpairedSurrogatesWithFFFD);
+  params->body = GetRequestBodyForWebURLRequest(request);
+
   // We preserve this information before sending the message since |params| is
   // moved on send.
   bool is_background_tab =
diff --git a/content/web_test/browser/web_test_content_browser_client.cc b/content/web_test/browser/web_test_content_browser_client.cc
index 207c7298ffb187354d4a50dad421fe78f9bc066d..10bae4861c9cac9d2c9cedae8beca16f2c4c5f5a 100644
--- a/content/web_test/browser/web_test_content_browser_client.cc
+++ b/content/web_test/browser/web_test_content_browser_client.cc
@@ -520,6 +520,8 @@ bool WebTestContentBrowserClient::CanCreateWindow(
     const std::string& frame_name,
     WindowOpenDisposition disposition,
     const blink::mojom::WindowFeatures& features,
+    const std::string& raw_features,
+    const scoped_refptr<network::ResourceRequestBody>& body,
     bool user_gesture,
     bool opener_suppressed,
     bool* no_javascript_access) {
diff --git a/content/web_test/browser/web_test_content_browser_client.h b/content/web_test/browser/web_test_content_browser_client.h
index 115b75966f53ee16f7886fc4152741727c7825c8..a1944f7de539f04f85fdb238ccf67e091f413ad3 100644
--- a/content/web_test/browser/web_test_content_browser_client.h
+++ b/content/web_test/browser/web_test_content_browser_client.h
@@ -92,6 +92,8 @@ class WebTestContentBrowserClient : public ShellContentBrowserClient {
                        const std::string& frame_name,
                        WindowOpenDisposition disposition,
                        const blink::mojom::WindowFeatures& features,
+                       const std::string& raw_features,
+                       const scoped_refptr<network::ResourceRequestBody>& body,
                        bool user_gesture,
                        bool opener_suppressed,
                        bool* no_javascript_access) override;
diff --git a/third_party/blink/public/web/web_window_features.h b/third_party/blink/public/web/web_window_features.h
index c576ace24e81cc877aa2595d40e0a13a7af9f6a2..210fb97d44c19c29af424cc7b9cb31690cfcc565 100644
--- a/third_party/blink/public/web/web_window_features.h
+++ b/third_party/blink/public/web/web_window_features.h
@@ -35,6 +35,7 @@
 
 #include "third_party/blink/public/platform/web_string.h"
 #include "third_party/blink/public/platform/web_vector.h"
+#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
 
 namespace blink {
 
@@ -74,6 +75,8 @@ struct WebWindowFeatures {
   // TODO(apaseltiner): Investigate moving this field to a non-public struct
   // since it is only needed within //third_party/blink.
   std::optional<WebVector<WebString>> attribution_srcs;
+
+  String raw_features;
 };
 
 }  // namespace blink
diff --git a/third_party/blink/renderer/core/frame/local_dom_window.cc b/third_party/blink/renderer/core/frame/local_dom_window.cc
index 253ed56239fba6a2078031fa81a0bdc4ab16953d..e0fb3774ccbe4055a44866be6de282b76cfe556d 100644
--- a/third_party/blink/renderer/core/frame/local_dom_window.cc
+++ b/third_party/blink/renderer/core/frame/local_dom_window.cc
@@ -2248,6 +2248,8 @@ DOMWindow* LocalDOMWindow::open(v8::Isolate* isolate,
   WebWindowFeatures window_features =
       GetWindowFeaturesFromString(features, entered_window);
 
+  window_features.raw_features = features;
+
   if (window_features.is_partitioned_popin) {
     UseCounter::Count(*entered_window,
                       WebFeature::kPartitionedPopin_OpenAttempt);