Standardize usage of virtual/override/final in cc/

cc/test/fake_layer_tree_host_client.h

 // Copyright 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 CC_TEST_FAKE_LAYER_TREE_HOST_CLIENT_H_
 #define CC_TEST_FAKE_LAYER_TREE_HOST_CLIENT_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/input/input_handler.h"
 #include "cc/test/test_context_provider.h"
 #include "cc/trees/layer_tree_host_client.h"
 #include "cc/trees/layer_tree_host_single_thread_client.h"
 
 namespace cc {
 class OutputSurface;
 
 class FakeLayerTreeHostClient : public LayerTreeHostClient,
                                 public LayerTreeHostSingleThreadClient {
  public:
   enum RendererOptions {
     DIRECT_3D,
     DIRECT_SOFTWARE,
     DELEGATED_3D,
     DELEGATED_SOFTWARE
   };
   explicit FakeLayerTreeHostClient(RendererOptions options);
-  virtual ~FakeLayerTreeHostClient();
+  ~FakeLayerTreeHostClient() override;
 
   // Caller responsible for unsetting this and maintaining the host's lifetime.
   void SetLayerTreeHost(LayerTreeHost* host) { host_ = host; }
 
   // LayerTreeHostClient implementation.
-  virtual void WillBeginMainFrame(int frame_id) override {}
-  virtual void DidBeginMainFrame() override {}
-  virtual void BeginMainFrame(const BeginFrameArgs& args) override {}
-  virtual void Layout() override {}
-  virtual void ApplyViewportDeltas(const gfx::Vector2d& inner_delta,
-                                   const gfx::Vector2d& outer_delta,
-                                   float page_scale,
-                                   float top_controls_delta) override {}
-  virtual void ApplyViewportDeltas(const gfx::Vector2d& scroll_delta,
-                                   float page_scale,
-                                   float top_controls_delta) override {}
+  void WillBeginMainFrame(int frame_id) override {}
+  void DidBeginMainFrame() override {}
+  void BeginMainFrame(const BeginFrameArgs& args) override {}
+  void Layout() override {}
+  void ApplyViewportDeltas(const gfx::Vector2d& inner_delta,
+                           const gfx::Vector2d& outer_delta,
+                           float page_scale,
+                           float top_controls_delta) override {}
+  void ApplyViewportDeltas(const gfx::Vector2d& scroll_delta,
+                           float page_scale,
+                           float top_controls_delta) override {}
 
-  virtual void RequestNewOutputSurface(bool fallback) override;
-  virtual void DidInitializeOutputSurface() override {}
-  virtual void WillCommit() override {}
-  virtual void DidCommit() override {}
-  virtual void DidCommitAndDrawFrame() override {}
-  virtual void DidCompleteSwapBuffers() override {}
+  void RequestNewOutputSurface(bool fallback) override;
+  void DidInitializeOutputSurface() override {}
+  void WillCommit() override {}
+  void DidCommit() override {}
+  void DidCommitAndDrawFrame() override {}
+  void DidCompleteSwapBuffers() override {}
 
   // LayerTreeHostSingleThreadClient implementation.
-  virtual void DidPostSwapBuffers() override {}
-  virtual void DidAbortSwapBuffers() override {}
+  void DidPostSwapBuffers() override {}
+  void DidAbortSwapBuffers() override {}
 
  private:
   bool use_software_rendering_;
   bool use_delegating_renderer_;
 
   LayerTreeHost* host_;
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_FAKE_LAYER_TREE_HOST_CLIENT_H_