OOPIF: Data URLs are now rendered in the renderer that initiated the navigation.

content/browser/frame_host/render_frame_host_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/frame_host/render_frame_host_impl.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/containers/hash_tables.h"
 #include "base/lazy_instance.h"
@@ skipping 563 matching lines @@
 }
 
 void RenderFrameHostImpl::OnDetach() {
   frame_tree_->RemoveFrame(frame_tree_node_);
 }
 
 void RenderFrameHostImpl::OnFrameFocused() {
   frame_tree_->SetFocusedFrame(frame_tree_node_);
 }
 
-void RenderFrameHostImpl::OnOpenURL(
-    const FrameHostMsg_OpenURL_Params& params) {
-  GURL validated_url(params.url);
-  GetProcess()->FilterURL(false, &validated_url);
-
-  TRACE_EVENT1("navigation", "RenderFrameHostImpl::OnOpenURL",
-               "url", validated_url.possibly_invalid_spec());
-  frame_tree_node_->navigator()->RequestOpenURL(
-      this, validated_url, params.referrer, params.disposition,
-      params.should_replace_current_entry, params.user_gesture);
+void RenderFrameHostImpl::OnOpenURL(const FrameHostMsg_OpenURL_Params& params) {
+  OpenURL(params, nullptr);

[Charlie Reis, 2014/12/06 00:18:50]

Let's pass GetSiteInstance().

[lfg, 2014/12/08 20:45:33]

Done.

 }
 
 void RenderFrameHostImpl::OnDocumentOnLoadCompleted() {
   // This message is only sent for top-level frames. TODO(avi): when frame tree
   // mirroring works correctly, add a check here to enforce it.
   delegate_->DocumentOnLoadCompleted(this);
 }
 
 void RenderFrameHostImpl::OnDidStartProvisionalLoadForFrame(
     const GURL& url,
@@ skipping 657 matching lines @@
   params.common_params.transition = ui::PAGE_TRANSITION_LINK;
   params.common_params.navigation_type = FrameMsg_Navigate_Type::NORMAL;
   params.commit_params.browser_navigation_start = base::TimeTicks::Now();
   params.page_id = -1;
   params.pending_history_list_offset = -1;
   params.current_history_list_offset = -1;
   params.current_history_list_length = 0;
   Navigate(params);
 }
 
-void RenderFrameHostImpl::OpenURL(const FrameHostMsg_OpenURL_Params& params) {
-  OnOpenURL(params);
+void RenderFrameHostImpl::OpenURL(const FrameHostMsg_OpenURL_Params& params,
+                                  SiteInstance* site_instance) {
+  GURL validated_url(params.url);
+  GetProcess()->FilterURL(false, &validated_url);
+
+  TRACE_EVENT1("navigation", "RenderFrameHostImpl::OnOpenURL", "url",
+               validated_url.possibly_invalid_spec());
+  frame_tree_node_->navigator()->RequestOpenURL(
+      this, validated_url, site_instance, params.referrer, params.disposition,
+      params.should_replace_current_entry, params.user_gesture);
 }
 
 void RenderFrameHostImpl::Stop() {
   Send(new FrameMsg_Stop(routing_id_));
 }
 
 void RenderFrameHostImpl::DispatchBeforeUnload(bool for_cross_site_transition) {
   // TODO(creis): Support beforeunload on subframes.  For now just pretend that
   // the handler ran and allowed the navigation to proceed.
   if (GetParent() || !IsRenderFrameLive()) {
@@ skipping 289 matching lines @@
 void RenderFrameHostImpl::DidUseGeolocationPermission() {
   RenderFrameHost* top_frame = frame_tree_node()->frame_tree()->GetMainFrame();
   GetContentClient()->browser()->RegisterPermissionUsage(
       PERMISSION_GEOLOCATION,
       delegate_->GetAsWebContents(),
       GetLastCommittedURL().GetOrigin(),
       top_frame->GetLastCommittedURL().GetOrigin());
 }
 
 }  // namespace content