Remove unused code from RenderFrameProxyHost.

content/browser/frame_host/render_frame_proxy_host.cc

 // 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.
 
 #include "content/browser/frame_host/render_frame_proxy_host.h"
 
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "content/browser/bad_message.h"
@@ skipping 104 matching lines @@
 RenderViewHostImpl* RenderFrameProxyHost::GetRenderViewHost() {
   return frame_tree_node_->frame_tree()->GetRenderViewHost(
       site_instance_.get());
 }
 
 RenderWidgetHostView* RenderFrameProxyHost::GetRenderWidgetHostView() {
   return frame_tree_node_->parent()->render_manager()
       ->GetRenderWidgetHostView();
 }
 
-void RenderFrameProxyHost::TakeFrameHostOwnership(
-    scoped_ptr<RenderFrameHostImpl> render_frame_host) {
-  CHECK(render_frame_host_ == nullptr);
-  render_frame_host_ = std::move(render_frame_host);
-  render_frame_host_->set_render_frame_proxy_host(this);
-}
-
-scoped_ptr<RenderFrameHostImpl> RenderFrameProxyHost::PassFrameHostOwnership() {
-  render_frame_host_->set_render_frame_proxy_host(NULL);
-  return std::move(render_frame_host_);
-}
-
 bool RenderFrameProxyHost::Send(IPC::Message *msg) {
   return GetProcess()->Send(msg);
 }
 
 bool RenderFrameProxyHost::OnMessageReceived(const IPC::Message& msg) {
   if (cross_process_frame_connector_.get() &&
       cross_process_frame_connector_->OnMessageReceived(msg))
     return true;
 
   bool handled = true;
@@ skipping 223 matching lines @@
   target_rfh->Send(new FrameMsg_AdvanceFocus(target_rfh->GetRoutingID(), type,
                                              source_proxy_routing_id));
 }
 
 void RenderFrameProxyHost::OnFrameFocused() {
   frame_tree_node_->frame_tree()->SetFocusedFrame(frame_tree_node_,
                                                   GetSiteInstance());
 }
 
 }  // namespace content