Perform GPU-related initialization in GPU process in response to an...

chrome/browser/gpu_process_host.h

 // Copyright (c) 2010 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 CHROME_BROWSER_GPU_PROCESS_HOST_H_
 #define CHROME_BROWSER_GPU_PROCESS_HOST_H_
 #pragma once
 
 #include <queue>
 
@@ skipping 89 matching lines @@
 #endif
 
   // Sends the response for establish channel request to the renderer.
   void SendEstablishChannelReply(const IPC::ChannelHandle& channel,
                                  const GPUInfo& gpu_info,
                                  RenderMessageFilter* filter);
   // Sends the response for synchronization request to the renderer.
   void SendSynchronizationReply(IPC::Message* reply,
                                 RenderMessageFilter* filter);
 
+  // Sends outstanding replies to renderer processes. This is only called
+  // in error situations like the GPU process crashing -- but is necessary
+  // to prevent the renderer process from hanging.
+  void SendOutstandingReplies();
+
   virtual bool CanShutdown();
   virtual void OnChildDied();
   virtual void OnProcessCrashed(int exit_code);
 
   bool CanLaunchGpuProcess() const;
   bool LaunchGpuProcess();
 
   bool LoadGpuBlacklist();
 
   bool initialized_;
   bool initialized_successfully_;
 
   scoped_ptr<GpuBlacklist> gpu_blacklist_;
 
   // These are the channel requests that we have already sent to
   // the GPU process, but haven't heard back about yet.
   std::queue<ChannelRequest> sent_requests_;
 
   // The pending synchronization requests we need to reply to.
   std::queue<SynchronizationRequest> queued_synchronization_replies_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuProcessHost);
 };
 
 #endif  // CHROME_BROWSER_GPU_PROCESS_HOST_H_