Standardize usage of virtual/override/final specifiers.

ash/frame/caption_buttons/frame_caption_button_container_view.h

Index: ash/frame/caption_buttons/frame_caption_button_container_view.h
diff --git a/ash/frame/caption_buttons/frame_caption_button_container_view.h b/ash/frame/caption_buttons/frame_caption_button_container_view.h
index 818b8e31148ae7217a7b21bc0337130991ee05f2..1d915943ae37d09012e1c243ca5f719ce9ba9096 100644
--- a/ash/frame/caption_buttons/frame_caption_button_container_view.h
+++ b/ash/frame/caption_buttons/frame_caption_button_container_view.h
@@ -35,7 +35,7 @@ class ASH_EXPORT FrameCaptionButtonContainerView
 
   // |frame| is the views::Widget that the caption buttons act on.
   explicit FrameCaptionButtonContainerView(views::Widget* frame);
-  virtual ~FrameCaptionButtonContainerView();
+  ~FrameCaptionButtonContainerView() override;
 
   // For testing.
   class ASH_EXPORT TestApi {
@@ -91,13 +91,13 @@ class ASH_EXPORT FrameCaptionButtonContainerView
   void UpdateSizeButtonVisibility();
 
   // views::View:
-  virtual gfx::Size GetPreferredSize() const override;
-  virtual void Layout() override;
-  virtual const char* GetClassName() const override;
+  gfx::Size GetPreferredSize() const override;
+  void Layout() override;
+  const char* GetClassName() const override;
 
   // Overridden from gfx::AnimationDelegate:
-  virtual void AnimationEnded(const gfx::Animation* animation) override;
-  virtual void AnimationProgressed(const gfx::Animation* animation) override;
+  void AnimationEnded(const gfx::Animation* animation) override;
+  void AnimationProgressed(const gfx::Animation* animation) override;
 
  private:
   friend class FrameCaptionButtonContainerViewTest;
@@ -129,20 +129,18 @@ class ASH_EXPORT FrameCaptionButtonContainerView
   bool ShouldSizeButtonBeVisible() const;
 
   // views::ButtonListener:
-  virtual void ButtonPressed(views::Button* sender,
-                             const ui::Event& event) override;
+  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // FrameSizeButtonDelegate:
-  virtual bool IsMinimizeButtonVisible() const override;
-  virtual void SetButtonsToNormal(Animate animate) override;
-  virtual void SetButtonIcons(CaptionButtonIcon minimize_button_icon,
-                              CaptionButtonIcon close_button_icon,
-                              Animate animate) override;
-  virtual const FrameCaptionButton* GetButtonClosestTo(
+  bool IsMinimizeButtonVisible() const override;
+  void SetButtonsToNormal(Animate animate) override;
+  void SetButtonIcons(CaptionButtonIcon minimize_button_icon,
+                      CaptionButtonIcon close_button_icon,
+                      Animate animate) override;
+  const FrameCaptionButton* GetButtonClosestTo(
       const gfx::Point& position_in_screen) const override;
-  virtual void SetHoveredAndPressedButtons(
-      const FrameCaptionButton* to_hover,
-      const FrameCaptionButton* to_press) override;
+  void SetHoveredAndPressedButtons(const FrameCaptionButton* to_hover,
+                                   const FrameCaptionButton* to_press) override;
 
   // The widget that the buttons act on.
   views::Widget* frame_;