Standardize usage of virtual/override/final in mojo/

mojo/services/surfaces/surfaces_impl.h

 // Copyright 2014 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_SURFACES_SURFACES_IMPL_H_
 #define MOJO_SERVICES_SURFACES_SURFACES_IMPL_H_
 
 #include "cc/surfaces/display_client.h"
 #include "cc/surfaces/surface_factory.h"
 #include "cc/surfaces/surface_factory_client.h"
@@ skipping 16 matching lines @@
  public:
   class Client {
    public:
     virtual void FrameSubmitted() = 0;
     virtual void SetDisplay(cc::Display*) = 0;
   };
 
   SurfacesImpl(cc::SurfaceManager* manager,
                uint32_t id_namespace,
                Client* client);
-  virtual ~SurfacesImpl();
+  ~SurfacesImpl() override;
 
   // Surface implementation.
-  virtual void CreateSurface(SurfaceIdPtr id, mojo::SizePtr size) override;
-  virtual void SubmitFrame(SurfaceIdPtr id, FramePtr frame) override;
-  virtual void DestroySurface(SurfaceIdPtr id) override;
-  virtual void CreateGLES2BoundSurface(CommandBufferPtr gles2_client,
-                                       SurfaceIdPtr id,
-                                       mojo::SizePtr size) override;
+  void CreateSurface(SurfaceIdPtr id, mojo::SizePtr size) override;
+  void SubmitFrame(SurfaceIdPtr id, FramePtr frame) override;
+  void DestroySurface(SurfaceIdPtr id) override;
+  void CreateGLES2BoundSurface(CommandBufferPtr gles2_client,
+                               SurfaceIdPtr id,
+                               mojo::SizePtr size) override;
 
   // SurfaceFactoryClient implementation.
-  virtual void ReturnResources(
-      const cc::ReturnedResourceArray& resources) override;
+  void ReturnResources(const cc::ReturnedResourceArray& resources) override;
 
   // DisplayClient implementation.
-  virtual void DisplayDamaged() override;
-  virtual void DidSwapBuffers() override;
-  virtual void DidSwapBuffersComplete() override;
-  virtual void CommitVSyncParameters(base::TimeTicks timebase,
-                                     base::TimeDelta interval) override;
-  virtual void OutputSurfaceLost() override;
-  virtual void SetMemoryPolicy(const cc::ManagedMemoryPolicy& policy) override;
+  void DisplayDamaged() override;
+  void DidSwapBuffers() override;
+  void DidSwapBuffersComplete() override;
+  void CommitVSyncParameters(base::TimeTicks timebase,
+                             base::TimeDelta interval) override;
+  void OutputSurfaceLost() override;
+  void SetMemoryPolicy(const cc::ManagedMemoryPolicy& policy) override;
 
   cc::SurfaceFactory* factory() { return &factory_; }
 
  private:
   cc::SurfaceManager* manager_;
   cc::SurfaceFactory factory_;
   uint32_t id_namespace_;
   Client* client_;
   scoped_ptr<cc::Display> display_;
   ScopedMessagePipeHandle command_buffer_handle_;
 
   DISALLOW_COPY_AND_ASSIGN(SurfacesImpl);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_SURFACES_SURFACES_IMPL_H_