IME (input method editor) support for Aura, part 3 of 3: Use ui::InputMethod in ash.

ui/views/ime/input_method_bridge.h

 // Copyright (c) 2011 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_VIEWS_IME_INPUT_METHOD_BRIDGE_H_
 #define UI_VIEWS_IME_INPUT_METHOD_BRIDGE_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ui/base/ime/text_input_client.h"
 #include "ui/views/ime/input_method_base.h"
 
 namespace ui {
 class InputMethod;
 }  // namespace ui
 
 namespace views {
 
 class View;
 
 // A "bridge" InputMethod implementation for views top-level widgets, which just
 // sends/receives IME related events to/from a system-wide ui::InputMethod
 // object.
 class InputMethodBridge : public InputMethodBase,
                           public ui::TextInputClient {
  public:
+  // |this| object owns neither |delegate| nor |host|. Both |delegate| and
+  // |host| must outlive |this| object.
   InputMethodBridge(internal::InputMethodDelegate* delegate,
                     ui::InputMethod* host);
   virtual ~InputMethodBridge();
 
   // Overridden from InputMethod:
   virtual void Init(Widget* widget) OVERRIDE;
   virtual void OnFocus() OVERRIDE;
   virtual void OnBlur() OVERRIDE;
   virtual void DispatchKeyEvent(const KeyEvent& key) OVERRIDE;
   virtual void OnTextInputTypeChanged(View* view) OVERRIDE;
@@ skipping 33 matching lines @@
 
   ui::InputMethod* const host_;
   bool context_focused_;
 
   DISALLOW_COPY_AND_ASSIGN(InputMethodBridge);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_IME_INPUT_METHOD_BRIDGE_H_