Make <webview> use out-of-process iframe architecture.

content/browser/frame_host/render_frame_proxy_host.h

 // Copyright 2014 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.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_PROXY_HOST_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_PROXY_HOST_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/browser/site_instance_impl.h"
@@ skipping 51 matching lines @@
   ~RenderFrameProxyHost() override;
 
   RenderProcessHost* GetProcess() {
     return process_;
   }
 
   // Initializes the object and creates the RenderFrameProxy in the process
   // for the SiteInstance.
   bool InitRenderFrameProxy();
 
+  void SetOverriddenParentFTNID(
+      int64 pseudo_parent_frame_tree_node_id);
+
   int GetRoutingID() {
     return routing_id_;
   }
 
   SiteInstance* GetSiteInstance() {
     return site_instance_.get();
   }
 
   FrameTreeNode* frame_tree_node() const { return frame_tree_node_; };
 
@@ skipping 46 matching lines @@
   // method has the side effect of creating the process if it doesn't exist.
   // Cache a pointer to avoid unnecessary process creation.
   RenderProcessHost* process_;
 
   // The node in the frame tree where this proxy is located.
   FrameTreeNode* frame_tree_node_;
 
   // True if we have a live RenderFrameProxy for this host.
   bool render_frame_proxy_created_;
 
+  int64 pseudo_parent_frame_tree_node_id_;
+
   // When a RenderFrameHost is in a different process from its parent in the
   // frame tree, this class connects its associated RenderWidgetHostView
   // to this RenderFrameProxyHost, which corresponds to the same frame in the
   // parent's renderer process.
   scoped_ptr<CrossProcessFrameConnector> cross_process_frame_connector_;
 
   // TODO(nasko): This can be removed once we don't have a swapped out state on
   // RenderFrameHosts. See https://crbug.com/357747.
   scoped_ptr<RenderFrameHostImpl> render_frame_host_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameProxyHost);
 };
 
 }  // namespace
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_PROXY_HOST_H_