Standardize usage of virtual/override/final specifiers.

ui/views/ime/input_method_base.h

Index: ui/views/ime/input_method_base.h
diff --git a/ui/views/ime/input_method_base.h b/ui/views/ime/input_method_base.h
index 441079627dfbb28a852fc6aa1d213e7178c0a45d..c95966c49250139eedec2b16ee7b2c93acb03a2f 100644
--- a/ui/views/ime/input_method_base.h
+++ b/ui/views/ime/input_method_base.h
@@ -26,19 +26,19 @@ class VIEWS_EXPORT InputMethodBase : public InputMethod,
                                      public FocusChangeListener {
  public:
   InputMethodBase();
-  virtual ~InputMethodBase();
+  ~InputMethodBase() override;
 
   // Overridden from InputMethod.
-  virtual void SetDelegate(internal::InputMethodDelegate* delegate) override;
-  virtual void Init(Widget* widget) override;
-  virtual void OnTextInputTypeChanged(View* view) override;
-  virtual ui::TextInputClient* GetTextInputClient() const override;
-  virtual ui::TextInputType GetTextInputType() const override;
-  virtual bool IsMock() const override;
+  void SetDelegate(internal::InputMethodDelegate* delegate) override;
+  void Init(Widget* widget) override;
+  void OnTextInputTypeChanged(View* view) override;
+  ui::TextInputClient* GetTextInputClient() const override;
+  ui::TextInputType GetTextInputType() const override;
+  bool IsMock() const override;
 
   // Overridden from FocusChangeListener.
-  virtual void OnWillChangeFocus(View* focused_before, View* focused) override;
-  virtual void OnDidChangeFocus(View* focused_before, View* focused) override;
+  void OnWillChangeFocus(View* focused_before, View* focused) override;
+  void OnDidChangeFocus(View* focused_before, View* focused) override;
 
  protected:
   internal::InputMethodDelegate* delegate() const { return delegate_; }