ime: Implement the observer list for FakeInputMethod.

ui/base/ime/fake_input_method.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_BASE_IME_FAKE_INPUT_METHOD_H_
 #define UI_BASE_IME_FAKE_INPUT_METHOD_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "base/observer_list.h"
 #include "ui/base/ime/input_method.h"
+#include "ui/base/ime/input_method_observer.h"
 #include "ui/base/ui_export.h"
 
 namespace ui {
 
 class InputMethodObserver;
 class KeyEvent;
 class TextInputClient;
 
 // A fake ui::InputMethod implementation for minimum input support.
 class UI_EXPORT FakeInputMethod : NON_EXPORTED_BASE(public InputMethod) {
@@ skipping 17 matching lines @@
   virtual base::i18n::TextDirection GetInputTextDirection() OVERRIDE;
   virtual bool IsActive() OVERRIDE;
   virtual ui::TextInputType GetTextInputType() const OVERRIDE;
   virtual bool CanComposeInline() const OVERRIDE;
   virtual void AddObserver(InputMethodObserver* observer) OVERRIDE;
   virtual void RemoveObserver(InputMethodObserver* observer) OVERRIDE;
 
  private:
   internal::InputMethodDelegate* delegate_;
   TextInputClient* text_input_client_;
+  ObserverList<InputMethodObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeInputMethod);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_IME_FAKE_INPUT_METHOD_H_