gpu: Refactor GpuMemoryBuffer framework for multi-process support.

gpu/command_buffer/common/command_buffer_mock.h

Index: gpu/command_buffer/common/command_buffer_mock.h
diff --git a/gpu/command_buffer/common/command_buffer_mock.h b/gpu/command_buffer/common/command_buffer_mock.h
index 0e78b7b8c324fb95159d6f3a003df401aeacf064..d7da8b398f4607a56edc13d31321824d53dd3100 100644
--- a/gpu/command_buffer/common/command_buffer_mock.h
+++ b/gpu/command_buffer/common/command_buffer_mock.h
@@ -13,6 +13,7 @@ class SharedMemory;
 }
 
 namespace gpu {
+class GpuMemoryBuffer;
 
 // An NPObject that implements a shared memory command buffer and a synchronous
 // API to manage the put and get pointers.
@@ -37,6 +38,13 @@ class MockCommandBuffer : public CommandBuffer {
   MOCK_METHOD1(SetContextLostReason,
                void(error::ContextLostReason context_lost_reason));
   MOCK_METHOD0(InsertSyncPoint, uint32());
+  MOCK_METHOD4(CreateGpuMemoryBuffer,
+               gfx::GpuMemoryBuffer*(size_t width,
+                                     size_t height,
+                                     unsigned internalformat,
+                                     int32* id));
+  MOCK_METHOD1(DestroyGpuMemoryBuffer, void(int32 id));
+  MOCK_METHOD1(GetImage, gfx::GLImage*(int32 id));
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockCommandBuffer);