gpu: reference target surfaces through a globally unique surface id.

content/browser/renderer_host/render_process_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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #if defined(OS_WIN)
@@ skipping 815 matching lines @@
   cached_dibs_cleaner_.Reset();
   return dib;
 }
 
 void RenderProcessHostImpl::ClearTransportDIBCache() {
   STLDeleteContainerPairSecondPointers(
       cached_dibs_.begin(), cached_dibs_.end());
   cached_dibs_.clear();
 }
 
-void RenderProcessHostImpl::SetCompositingSurface(
-    int render_widget_id,
-    gfx::PluginWindowHandle compositing_surface) {
-  widget_helper_->SetCompositingSurface(render_widget_id, compositing_surface);
-}
-
 bool RenderProcessHostImpl::Send(IPC::Message* msg) {
   if (!channel_.get()) {
     if (!is_initialized_) {
       queued_messages_.push(msg);
       return true;
     } else {
       delete msg;
       return false;
     }
   }
@@ skipping 449 matching lines @@
 void RenderProcessHostImpl::OnRevealFolderInOS(const FilePath& path) {
   // Only honor the request if appropriate persmissions are granted.
   if (ChildProcessSecurityPolicy::GetInstance()->CanReadFile(GetID(), path))
     content::GetContentClient()->browser()->OpenItem(path);
 }
 
 void RenderProcessHostImpl::OnSavedPageAsMHTML(int job_id, int64 data_size) {
   content::GetContentClient()->browser()->GetMHTMLGenerationManager()->
       MHTMLGenerated(job_id, data_size);
 }