ChromeOS: Remove unused IBus classes from chromeos/.

chrome/browser/chromeos/input_method/input_method_engine_ibus.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 CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_ENGINE_IBUS_H_
 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_ENGINE_IBUS_H_
 
 #include <map>
 #include <string>
 #include <vector>
 #include "chrome/browser/chromeos/input_method/input_method_engine.h"
 #include "chromeos/dbus/ibus/ibus_engine_factory_service.h"
 #include "chromeos/dbus/ibus/ibus_engine_service.h"
 #include "chromeos/ime/ibus_bridge.h"
 #include "dbus/object_path.h"
 
 namespace chromeos {
 
 class IBusComponent;
 class IBusText;
 
+class IBusEngineFactoryService;
 class IBusEngineService;
+
 namespace input_method {
 class CandidateWindow;
 struct KeyEventHandle;
 }  // namespace input_method
 
 class InputMethodEngineIBus : public InputMethodEngine,
                               public IBusEngineHandlerInterface {
  public:
   InputMethodEngineIBus();
 
@@ skipping 137 matching lines @@
 
   // Indicates whether the candidate window is visible.
   bool window_visible_;
 
   // Mapping of candidate index to candidate id.
   std::vector<int> candidate_ids_;
 
   // Mapping of candidate id to index.
   std::map<int, int> candidate_indexes_;
 
+  scoped_ptr<IBusEngineService> ibus_engine_service_;
+  scoped_ptr<IBusEngineFactoryService> ibus_engine_factory_service_;
+
   // Used for making callbacks.
   base::WeakPtrFactory<InputMethodEngineIBus> weak_ptr_factory_;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_ENGINE_IBUS_H_