Enable SurfaceTexture based zero-copy texture uploading on Android platform

content/common/gpu/gpu_command_buffer_stub.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_COMMON_GPU_GPU_COMMAND_BUFFER_STUB_H_
 #define CONTENT_COMMON_GPU_GPU_COMMAND_BUFFER_STUB_H_
 
 #include <deque>
 #include <string>
 #include <vector>
@@ skipping 181 matching lines @@
                                  uint32 width,
                                  uint32 height,
                                  uint32 internalformat);
   void OnDestroyGpuMemoryBuffer(int32 id);
 
   void OnCommandProcessed();
   void OnParseError();
   void OnSetLatencyInfo(const std::vector<ui::LatencyInfo>& latency_info);
   void OnCreateStreamTexture(uint32 texture_id, int32* stream_id);
 
+  void OnCreateSurfaceTexture(uint32 gpu_memory_buffer,
+                              uint32* surface_texture_handle,
+                              uint32* gpu_texture_id);
+
   void ReportState();
 
   // Wrapper for GpuScheduler::PutChanged that sets the crash report URL.
   void PutChanged();
 
   // Poll the command buffer to execute work.
   void PollWork();
 
   // Whether this command buffer needs to be polled again in the future.
   bool HasMoreWork();
@@ skipping 53 matching lines @@
   size_t active_url_hash_;
 
   size_t total_gpu_memory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuCommandBufferStub);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_GPU_COMMAND_BUFFER_STUB_H_