Create child window in GPU process for DirectComposition

content/browser/gpu/gpu_process_host.h

 // 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.
 
 #ifndef CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_
 #define CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_
 
 #include <map>
 #include <queue>
 #include <set>
@@ skipping 188 matching lines @@
   void OnDidCreateOffscreenContext(const GURL& url);
   void OnDidLoseContext(bool offscreen,
                         gpu::error::ContextLostReason reason,
                         const GURL& url);
   void OnDidDestroyOffscreenContext(const GURL& url);
   void OnGpuMemoryUmaStatsReceived(const GPUMemoryUmaStats& stats);
 #if defined(OS_MACOSX)
   void OnAcceleratedSurfaceBuffersSwapped(const IPC::Message& message);
 #endif
 
+#if defined(OS_WIN)
+  void OnAcceleratedSurfaceCreatedChildWindow(
+      const gfx::PluginWindowHandle& parent_handle,
+      const gfx::PluginWindowHandle& window_handle);
+#endif
+
   void CreateChannelCache(int32 client_id);
   void OnDestroyChannel(int32 client_id);
   void OnCacheShader(int32 client_id, const std::string& key,
                      const std::string& shader);
 
   bool LaunchGpuProcess(const std::string& channel_id);
 
   void SendOutstandingReplies();
 
   void BlockLiveOffscreenContexts();
@@ skipping 80 matching lines @@
   // Browser-side Mojo endpoint which sets up a Mojo channel with the child
   // process and contains the browser's ServiceRegistry.
   scoped_ptr<MojoApplicationHost> mojo_application_host_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuProcessHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GPU_GPU_PROCESS_HOST_H_