Fix more {virtual,override,final} build failures for CrOS build.

ui/base/ime/chromeos/ime_keyboard_ozone.h

Index: ui/base/ime/chromeos/ime_keyboard_ozone.h
diff --git a/ui/base/ime/chromeos/ime_keyboard_ozone.h b/ui/base/ime/chromeos/ime_keyboard_ozone.h
index da2f8f54925298d3eb9d1b708c1521fbd280759a..f41d9a0c5dca16e8ebf3f4309b38379a0e36852d 100644
--- a/ui/base/ime/chromeos/ime_keyboard_ozone.h
+++ b/ui/base/ime/chromeos/ime_keyboard_ozone.h
@@ -22,18 +22,17 @@ namespace input_method {
 class UI_BASE_EXPORT ImeKeyboardOzone : public ImeKeyboard {
  public:
   ImeKeyboardOzone(ui::InputController* controller);
-  virtual ~ImeKeyboardOzone();
-
-  virtual bool SetCurrentKeyboardLayoutByName(const std::string& layout_name)
-      override;
-  virtual bool SetAutoRepeatRate(const AutoRepeatRate& rate) override;
-  virtual bool SetAutoRepeatEnabled(bool enabled) override;
-  virtual bool GetAutoRepeatEnabled() override;
-  virtual bool ReapplyCurrentKeyboardLayout() override;
-  virtual void ReapplyCurrentModifierLockStatus() override;
-  virtual void DisableNumLock() override;
-  virtual void SetCapsLockEnabled(bool enable_caps_lock) override;
-  virtual bool CapsLockIsEnabled() override;
+  ~ImeKeyboardOzone() override;
+
+  bool SetCurrentKeyboardLayoutByName(const std::string& layout_name) override;
+  bool SetAutoRepeatRate(const AutoRepeatRate& rate) override;
+  bool SetAutoRepeatEnabled(bool enabled) override;
+  bool GetAutoRepeatEnabled() override;
+  bool ReapplyCurrentKeyboardLayout() override;
+  void ReapplyCurrentModifierLockStatus() override;
+  void DisableNumLock() override;
+  void SetCapsLockEnabled(bool enable_caps_lock) override;
+  bool CapsLockIsEnabled() override;
 
  private:
   ui::InputController* input_controller_;