Make InputMethodEngine manage its descriptor.

chrome/browser/chromeos/input_method/input_method_engine_interface.h

 // Copyright 2013 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_INTERFACE_H_
 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_ENGINE_INTERFACE_H_
 
 #include <string>
 #include <vector>
 
 #include "ui/base/ime/chromeos/ibus_bridge.h"
 
 class GURL;
 
 namespace chromeos {
 
 namespace input_method {
+class InputMethodDescriptor;
 struct KeyEventHandle;
 }  // namespace input_method
 
 // InputMethodEngine is used to translate from the Chrome IME API to the native
 // API.
 class InputMethodEngineInterface : public IBusEngineHandlerInterface {
  public:
   struct KeyboardEvent {
     KeyboardEvent();
     virtual ~KeyboardEvent();
@@ skipping 134 matching lines @@
                                           const std::string& text,
                                           int cursor_pos,
                                           int anchor_pos) = 0;
 
     // Called when Chrome terminates on-going text input session.
     virtual void OnReset(const std::string& engine_id) = 0;
   };
 
   virtual ~InputMethodEngineInterface() {}
 
+  virtual const input_method::InputMethodDescriptor& GetDescriptor() const = 0;
+
   // Called when the input metho initialization is done.
   // This function is called from private API.
   // TODO(nona): Remove this function.
   virtual void StartIme() = 0;
 
   // Set the current composition and associated properties.
   virtual bool SetComposition(int context_id,
                               const char* text,
                               int selection_start,
                               int selection_end,
@@ skipping 62 matching lines @@
                                      size_t number_of_chars,
                                      std::string* error) = 0;
 
   // Hides the input view window (from API call).
   virtual void HideInputView() = 0;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_INPUT_METHOD_ENGINE_INTERFACE_H_