Make RenderFrame(Host) own a RenderWidget(Host).

content/browser/renderer_host/render_widget_host_impl.cc

 // Copyright (c) 2012 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/renderer_host/render_widget_host_impl.h"
 
 #include <math.h>
 #include <set>
 #include <utility>
 
@@ skipping 401 matching lines @@
   GpuSurfaceTracker::Get()->SetSurfaceHandle(
       surface_id_, GetCompositingSurface());
 
   // Send the ack along with the information on placement.
   Send(new ViewMsg_CreatingNew_ACK(routing_id_));
   GetProcess()->ResumeRequestsForView(routing_id_);
 
   WasResized();
 }
 
+void RenderWidgetHostImpl::InitForFrame() {
+  renderer_initialized_ = true;

[Charlie Reis, 2014/12/18 18:04:13]

This should also have at least DCHECK(process_->HasConnection());

[kenrb, 2015/01/05 21:15:30]

Done.

+}
+
 void RenderWidgetHostImpl::Shutdown() {
   RejectMouseLockOrUnlockIfNecessary();
 
   if (process_->HasConnection()) {
     // Tell the renderer object to close.
     bool rv = Send(new ViewMsg_Close(routing_id_));
     DCHECK(rv);
   }
 
   Destroy();
@@ skipping 1741 matching lines @@
 }
 #endif
 
 SkColorType RenderWidgetHostImpl::PreferredReadbackFormat() {
   if (view_)
     return view_->PreferredReadbackFormat();
   return kN32_SkColorType;
 }
 
 }  // namespace content