Update from https://crrev.com/306655

gpu/command_buffer/service/gles2_cmd_decoder_mock.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.
 
 // This file contains the mock GLES2Decoder class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_MOCK_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_MOCK_H_
 
 #include <vector>
@@ skipping 60 matching lines @@
   MOCK_CONST_METHOD0(RestoreGlobalState, void());
   MOCK_CONST_METHOD0(RestoreProgramBindings, void());
   MOCK_METHOD0(RestoreRenderbufferBindings, void());
   MOCK_CONST_METHOD1(RestoreTextureState, void(unsigned service_id));
   MOCK_CONST_METHOD1(RestoreTextureUnitBindings, void(unsigned unit));
   MOCK_CONST_METHOD0(ClearAllAttributes, void());
   MOCK_CONST_METHOD0(RestoreAllAttributes, void());
   MOCK_METHOD0(GetQueryManager, gpu::gles2::QueryManager*());
   MOCK_METHOD0(GetVertexArrayManager, gpu::gles2::VertexArrayManager*());
   MOCK_METHOD0(GetImageManager, gpu::gles2::ImageManager*());
+  MOCK_METHOD0(GetValuebufferManager, gpu::gles2::ValuebufferManager*());
   MOCK_METHOD1(
       SetResizeCallback, void(const base::Callback<void(gfx::Size, float)>&));
   MOCK_METHOD0(GetAsyncPixelTransferDelegate,
       AsyncPixelTransferDelegate*());
   MOCK_METHOD0(GetAsyncPixelTransferManager,
       AsyncPixelTransferManager*());
   MOCK_METHOD0(ResetAsyncPixelTransferManagerForTest, void());
   MOCK_METHOD1(SetAsyncPixelTransferManagerForTest,
       void(AsyncPixelTransferManager*));
   MOCK_METHOD1(SetIgnoreCachedStateForTest, void(bool ignore));
@@ skipping 37 matching lines @@
   MOCK_METHOD0(WasContextLostByRobustnessExtension, bool());
   MOCK_METHOD1(LoseContext, void(uint32 reset_status));
 
   DISALLOW_COPY_AND_ASSIGN(MockGLES2Decoder);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_MOCK_H_