Prepare RenderFrameProxy for mirroring the frame tree

content/renderer/render_frame_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/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 919 matching lines @@
   if (!is_swapped_out_ || !render_view_->is_swapped_out_) {
     // Swap this RenderFrame out so the frame can navigate to a page rendered by
     // a different process.  This involves running the unload handler and
     // clearing the page.  Once WasSwappedOut is called, we also allow this
     // process to exit if there are no other active RenderFrames in it.
 
     // Send an UpdateState message before we get swapped out. Create the
     // RenderFrameProxy as well so its routing id is registered for receiving
     // IPC messages.
     render_view_->SyncNavigationState();
-    proxy = RenderFrameProxy::CreateFrameProxy(proxy_routing_id, routing_id_);
+    proxy = RenderFrameProxy::CreateProxyToReplaceFrame(proxy_routing_id,
+                                                        routing_id_);
 
     // Synchronously run the unload handler before sending the ACK.
     // TODO(creis): Call dispatchUnloadEvent unconditionally here to support
     // unload on subframes as well.
     if (!frame_->parent())
       frame_->dispatchUnloadEvent();
 
     // Swap out and stop sending any IPC messages that are not ACKs.
     if (!frame_->parent())
       render_view_->SetSwappedOut(true);
@@ skipping 2613 matching lines @@
 
 #if defined(ENABLE_BROWSER_CDMS)
 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
   if (!cdm_manager_)
     cdm_manager_ = new RendererCdmManager(this);
   return cdm_manager_;
 }
 #endif  // defined(ENABLE_BROWSER_CDMS)
 
 }  // namespace content