Remove SupportsWeakPtr inheritance from GLES2Decoder

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 <stdint.h>
@@ skipping 26 matching lines @@
 class MockGLES2Decoder : public GLES2Decoder {
  public:
   MockGLES2Decoder();
   virtual ~MockGLES2Decoder();
 
   error::Error FakeDoCommands(unsigned int num_commands,
                               const volatile void* buffer,
                               int num_entries,
                               int* entries_processed);
 
+  base::WeakPtr<GLES2Decoder> AsWeakPtr() override;
+
   MOCK_METHOD5(Initialize,
                bool(const scoped_refptr<gl::GLSurface>& surface,
                     const scoped_refptr<gl::GLContext>& context,
                     bool offscreen,
                     const DisallowedFeatures& disallowed_features,
                     const ContextCreationAttribHelper& attrib_helper));
   MOCK_METHOD1(Destroy, void(bool have_context));
   MOCK_METHOD1(SetSurface, void(const scoped_refptr<gl::GLSurface>& surface));
   MOCK_METHOD0(ReleaseSurface, void());
   MOCK_METHOD1(TakeFrontBuffer, void(const Mailbox& mailbox));
@@ skipping 100 matching lines @@
   MOCK_METHOD1(SetDescheduleUntilFinishedCallback,
                void(const NoParamCallback& callback));
   MOCK_METHOD1(SetRescheduleAfterFinishedCallback,
                void(const NoParamCallback& callback));
   MOCK_METHOD1(WaitForReadPixels,
                void(base::Closure callback));
   MOCK_CONST_METHOD0(WasContextLost, bool());
   MOCK_CONST_METHOD0(WasContextLostByRobustnessExtension, bool());
   MOCK_METHOD1(MarkContextLost, void(gpu::error::ContextLostReason reason));
 
+ private:
+  base::WeakPtrFactory<MockGLES2Decoder> weak_ptr_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(MockGLES2Decoder);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_MOCK_H_