Adds ozone support for ime keyboard.

chromeos/ime/fake_ime_keyboard.h

Index: chromeos/ime/fake_ime_keyboard.h
diff --git a/chromeos/ime/fake_ime_keyboard.h b/chromeos/ime/fake_ime_keyboard.h
index 7ac938a14612616a618928eee773c96986c85f6e..4047b0d5246b88d11526595f0f0d45a74769aa79 100644
--- a/chromeos/ime/fake_ime_keyboard.h
+++ b/chromeos/ime/fake_ime_keyboard.h
@@ -10,7 +10,6 @@
 #include <string>
 
 #include "base/compiler_specific.h"
-#include "base/observer_list.h"
 #include "chromeos/chromeos_export.h"
 
 namespace chromeos {
@@ -21,30 +20,22 @@ class CHROMEOS_EXPORT FakeImeKeyboard : public ImeKeyboard {
   FakeImeKeyboard();
   virtual ~FakeImeKeyboard();
 
-  virtual void AddObserver(Observer* observer) override;
-  virtual void RemoveObserver(Observer* observer) override;
   virtual bool SetCurrentKeyboardLayoutByName(const std::string& layout_name)
       override;
+  virtual bool SetAutoRepeatRate(const AutoRepeatRate& rate) override;
+  virtual bool SetAutoRepeatEnabled(bool enabled) 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;
   virtual bool IsISOLevel5ShiftAvailable() const override;
   virtual bool IsAltGrAvailable() const override;
-  virtual bool SetAutoRepeatEnabled(bool enabled) override;
-  virtual bool SetAutoRepeatRate(const AutoRepeatRate& rate) override;
 
   int set_current_keyboard_layout_by_name_count_;
-  std::string last_layout_;
-  bool caps_lock_is_enabled_;
-  bool auto_repeat_is_enabled_;
   AutoRepeatRate last_auto_repeat_rate_;
   // TODO(yusukes): Add more variables for counting the numbers of the API calls
+  bool auto_repeat_is_enabled_;
 
  private:
-  ObserverList<Observer> observers_;
-
   DISALLOW_COPY_AND_ASSIGN(FakeImeKeyboard);
 };