Standardize usage of virtual/override/final specifiers.

content/browser/web_contents/aura/image_window_delegate.h

Index: content/browser/web_contents/aura/image_window_delegate.h
diff --git a/content/browser/web_contents/aura/image_window_delegate.h b/content/browser/web_contents/aura/image_window_delegate.h
index c261022ce0e48e093c5fda5f9641f380c069d9c1..53cf88e79eb5a87f42f3785f4f819e9d724faa5a 100644
--- a/content/browser/web_contents/aura/image_window_delegate.h
+++ b/content/browser/web_contents/aura/image_window_delegate.h
@@ -22,27 +22,27 @@ class CONTENT_EXPORT ImageWindowDelegate : public aura::WindowDelegate {
   bool has_image() const { return !image_.IsEmpty(); }
 
  protected:
-  virtual ~ImageWindowDelegate();
+  ~ImageWindowDelegate() override;
 
   // Overridden from aura::WindowDelegate:
-  virtual gfx::Size GetMinimumSize() const override;
-  virtual gfx::Size GetMaximumSize() const override;
-  virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
-                               const gfx::Rect& new_bounds) override;
-  virtual gfx::NativeCursor GetCursor(const gfx::Point& point) override;
-  virtual int GetNonClientComponent(const gfx::Point& point) const override;
-  virtual bool ShouldDescendIntoChildForEventHandling(
+  gfx::Size GetMinimumSize() const override;
+  gfx::Size GetMaximumSize() const override;
+  void OnBoundsChanged(const gfx::Rect& old_bounds,
+                       const gfx::Rect& new_bounds) override;
+  gfx::NativeCursor GetCursor(const gfx::Point& point) override;
+  int GetNonClientComponent(const gfx::Point& point) const override;
+  bool ShouldDescendIntoChildForEventHandling(
       aura::Window* child,
       const gfx::Point& location) override;
-  virtual bool CanFocus() override;
-  virtual void OnCaptureLost() override;
-  virtual void OnPaint(gfx::Canvas* canvas) override;
-  virtual void OnDeviceScaleFactorChanged(float device_scale_factor) override;
-  virtual void OnWindowDestroying(aura::Window* window) override;
-  virtual void OnWindowDestroyed(aura::Window* window) override;
-  virtual void OnWindowTargetVisibilityChanged(bool visible) override;
-  virtual bool HasHitTestMask() const override;
-  virtual void GetHitTestMask(gfx::Path* mask) const override;
+  bool CanFocus() override;
+  void OnCaptureLost() override;
+  void OnPaint(gfx::Canvas* canvas) override;
+  void OnDeviceScaleFactorChanged(float device_scale_factor) override;
+  void OnWindowDestroying(aura::Window* window) override;
+  void OnWindowDestroyed(aura::Window* window) override;
+  void OnWindowTargetVisibilityChanged(bool visible) override;
+  bool HasHitTestMask() const override;
+  void GetHitTestMask(gfx::Path* mask) const override;
 
  protected:
   gfx::Image image_;