gpu: Remove Create/DeleteImage IPC by adding an X11_PIXMAP_BUFFER GpuMemoryBuffer type.

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 183 matching lines @@
   bool OnWaitSyncPoint(uint32 sync_point);
   void OnSyncPointRetired();
   void OnSignalSyncPoint(uint32 sync_point, uint32 id);
   void OnSignalSyncPointAck(uint32 id);
   void OnSignalQuery(uint32 query, uint32 id);
 
   void OnReceivedClientManagedMemoryStats(const gpu::ManagedMemoryStats& stats);
   void OnSetClientHasMemoryAllocationChangedCallback(bool has_callback);
 
   void OnRegisterGpuMemoryBuffer(int32 id,
-                                 gfx::GpuMemoryBufferHandle gpu_memory_buffer,
+                                 gfx::GpuMemoryBufferHandle handle,
                                  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, bool* succeeded);
@@ skipping 67 matching lines @@
   size_t total_gpu_memory_;
   scoped_ptr<WaitForCommandState> wait_for_token_;
   scoped_ptr<WaitForCommandState> wait_for_get_offset_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuCommandBufferStub);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_GPU_COMMAND_BUFFER_STUB_H_