Update {virtual,override} to follow C++11 style in ppapi.

ppapi/proxy/ppapi_command_buffer_proxy.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 PPAPI_PROXY_COMMAND_BUFFER_PROXY_H_
 #define PPAPI_PROXY_COMMAND_BUFFER_PROXY_H_
 
 #include "base/callback.h"
 #include "base/containers/hash_tables.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 13 matching lines @@
 class PluginDispatcher;
 class SerializedHandle;
 
 class PPAPI_PROXY_EXPORT PpapiCommandBufferProxy : public gpu::CommandBuffer,
                                                    public gpu::GpuControl {
  public:
   PpapiCommandBufferProxy(const HostResource& resource,
                           PluginDispatcher* dispatcher,
                           const gpu::Capabilities& capabilities,
                           const SerializedHandle& shared_state);
-  virtual ~PpapiCommandBufferProxy();
+  ~PpapiCommandBufferProxy() override;
 
   // gpu::CommandBuffer implementation:
-  virtual bool Initialize() override;
-  virtual State GetLastState() override;
-  virtual int32 GetLastToken() override;
-  virtual void Flush(int32 put_offset) override;
-  virtual void OrderingBarrier(int32 put_offset) override;
-  virtual void WaitForTokenInRange(int32 start, int32 end) override;
-  virtual void WaitForGetOffsetInRange(int32 start, int32 end) override;
-  virtual void SetGetBuffer(int32 transfer_buffer_id) override;
-  virtual scoped_refptr<gpu::Buffer> CreateTransferBuffer(size_t size,
-                                                          int32* id) override;
-  virtual void DestroyTransferBuffer(int32 id) override;
+  bool Initialize() override;
+  State GetLastState() override;
+  int32 GetLastToken() override;
+  void Flush(int32 put_offset) override;
+  void OrderingBarrier(int32 put_offset) override;
+  void WaitForTokenInRange(int32 start, int32 end) override;
+  void WaitForGetOffsetInRange(int32 start, int32 end) override;
+  void SetGetBuffer(int32 transfer_buffer_id) override;
+  scoped_refptr<gpu::Buffer> CreateTransferBuffer(size_t size,
+                                                  int32* id) override;
+  void DestroyTransferBuffer(int32 id) override;
 
   // gpu::GpuControl implementation:
-  virtual gpu::Capabilities GetCapabilities() override;
-  virtual int32 CreateImage(ClientBuffer buffer,
-                            size_t width,
-                            size_t height,
-                            unsigned internalformat) override;
-  virtual void DestroyImage(int32 id) override;
-  virtual int32 CreateGpuMemoryBufferImage(size_t width,
-                                           size_t height,
-                                           unsigned internalformat,
-                                           unsigned usage) override;
-  virtual uint32 InsertSyncPoint() override;
-  virtual uint32 InsertFutureSyncPoint() override;
-  virtual void RetireSyncPoint(uint32 sync_point) override;
-  virtual void SignalSyncPoint(uint32 sync_point,
-                               const base::Closure& callback) override;
-  virtual void SignalQuery(uint32 query,
-                           const base::Closure& callback) override;
-  virtual void SetSurfaceVisible(bool visible) override;
-  virtual uint32 CreateStreamTexture(uint32 texture_id) override;
+  gpu::Capabilities GetCapabilities() override;
+  int32 CreateImage(ClientBuffer buffer,
+                    size_t width,
+                    size_t height,
+                    unsigned internalformat) override;
+  void DestroyImage(int32 id) override;
+  int32 CreateGpuMemoryBufferImage(size_t width,
+                                   size_t height,
+                                   unsigned internalformat,
+                                   unsigned usage) override;
+  uint32 InsertSyncPoint() override;
+  uint32 InsertFutureSyncPoint() override;
+  void RetireSyncPoint(uint32 sync_point) override;
+  void SignalSyncPoint(uint32 sync_point,
+                       const base::Closure& callback) override;
+  void SignalQuery(uint32 query, const base::Closure& callback) override;
+  void SetSurfaceVisible(bool visible) override;
+  uint32 CreateStreamTexture(uint32 texture_id) override;
   void SetLock(base::Lock*) override;
 
  private:
   bool Send(IPC::Message* msg);
   void UpdateState(const gpu::CommandBuffer::State& state, bool success);
 
   // Try to read an updated copy of the state from shared memory.
   void TryUpdateState();
 
   // The shared memory area used to update state.
   gpu::CommandBufferSharedState* shared_state() const;
 
   gpu::Capabilities capabilities_;
   State last_state_;
   scoped_ptr<base::SharedMemory> shared_state_shm_;
 
   HostResource resource_;
   PluginDispatcher* dispatcher_;
 
   base::Closure channel_error_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(PpapiCommandBufferProxy);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif // PPAPI_PROXY_COMMAND_BUFFER_PROXY_H_