Standardize usage of virtual/override/final in mojo/

mojo/services/gles2/command_buffer_impl.h

 // Copyright 2013 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 MOJO_SERVICES_GLES2_COMMAND_BUFFER_IMPL_H_
 #define MOJO_SERVICES_GLES2_COMMAND_BUFFER_IMPL_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer/timer.h"
@@ skipping 23 matching lines @@
 class CommandBufferImpl : public InterfaceImpl<CommandBuffer> {
  public:
   // Offscreen.
   CommandBufferImpl(gfx::GLShareGroup* share_group,
                     gpu::gles2::MailboxManager* mailbox_manager);
   // Onscreen.
   CommandBufferImpl(gfx::AcceleratedWidget widget,
                     const gfx::Size& size,
                     gfx::GLShareGroup* share_group,
                     gpu::gles2::MailboxManager* mailbox_manager);
-  virtual ~CommandBufferImpl();
+  ~CommandBufferImpl() override;
 
-  virtual void Initialize(CommandBufferSyncClientPtr sync_client,
-                          mojo::ScopedSharedBufferHandle shared_state) override;
-  virtual void SetGetBuffer(int32_t buffer) override;
-  virtual void Flush(int32_t put_offset) override;
-  virtual void MakeProgress(int32_t last_get_offset) override;
-  virtual void RegisterTransferBuffer(
-      int32_t id,
-      mojo::ScopedSharedBufferHandle transfer_buffer,
-      uint32_t size) override;
-  virtual void DestroyTransferBuffer(int32_t id) override;
-  virtual void Echo(const Callback<void()>& callback) override;
+  void Initialize(CommandBufferSyncClientPtr sync_client,
+                  mojo::ScopedSharedBufferHandle shared_state) override;
+  void SetGetBuffer(int32_t buffer) override;
+  void Flush(int32_t put_offset) override;
+  void MakeProgress(int32_t last_get_offset) override;
+  void RegisterTransferBuffer(int32_t id,
+                              mojo::ScopedSharedBufferHandle transfer_buffer,
+                              uint32_t size) override;
+  void DestroyTransferBuffer(int32_t id) override;
+  void Echo(const Callback<void()>& callback) override;
 
  private:
   bool DoInitialize(mojo::ScopedSharedBufferHandle shared_state);
 
   void OnResize(gfx::Size size, float scale_factor);
 
   void OnParseError();
 
   CommandBufferSyncClientPtr sync_client_;
 
   gfx::AcceleratedWidget widget_;
   gfx::Size size_;
   scoped_ptr<gpu::CommandBufferService> command_buffer_;
   scoped_ptr<gpu::gles2::GLES2Decoder> decoder_;
   scoped_ptr<gpu::GpuScheduler> scheduler_;
   scoped_refptr<gfx::GLContext> context_;
   scoped_refptr<gfx::GLSurface> surface_;
   scoped_refptr<gfx::GLShareGroup> share_group_;
   scoped_refptr<gpu::gles2::MailboxManager> mailbox_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(CommandBufferImpl);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_GLES2_COMMAND_BUFFER_IMPL_H_