Fix crash bug of IME extension API.

chromeos/dbus/ibus/ibus_engine_service.h

Index: chromeos/dbus/ibus/ibus_engine_service.h
diff --git a/chromeos/dbus/ibus/ibus_engine_service.h b/chromeos/dbus/ibus/ibus_engine_service.h
index a7a11b4c1b83771082f8df5ae55d641b763b530b..af81f9c1a864274e0af13adf26ca50432420a2b2 100644
--- a/chromeos/dbus/ibus/ibus_engine_service.h
+++ b/chromeos/dbus/ibus/ibus_engine_service.h
@@ -130,8 +130,12 @@ class CHROMEOS_EXPORT IBusEngineService {
 
   virtual ~IBusEngineService();
 
-  // Initializes the engine client. This class takes the ownership of |handler|.
-  virtual void Initialize(IBusEngineHandlerInterface* handler) = 0;
+  // Sets a new IBus engine client and old client will be overrided.

[Seigo Nonaka, 2012/09/24 07:52:45]

pls also /client/handler/

[hsumita, 2012/09/24 08:01:16]

Done.

+  // This class doesn't take the ownership of |handler|.
+  virtual void SetEngine(IBusEngineHandlerInterface* handler) = 0;

[Seigo Nonaka, 2012/09/24 07:38:45]

I think you may want to update mock_ibus_engine_service.h too.

[hsumita, 2012/09/24 08:01:16]

Done.

+
+  // Unsets a current IBus engine client.

[Seigo Nonaka, 2012/09/24 07:52:45]

/client/handler/

[hsumita, 2012/09/24 08:01:16]

Done.

+  virtual void UnsetEngine() = 0;
 
   // Emits RegisterProperties signal.
   virtual void RegisterProperties(