Remove InputMethodContext.

sky/engine/public/web/WebWidget.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 101 matching lines @@
     virtual bool confirmComposition(const WebString& text) = 0;
 
     // Fetches the character range of the current composition, also called the
     // "marked range." Returns true and fills the out-paramters on success;
     // returns false on failure.
     virtual bool compositionRange(size_t* location, size_t* length) = 0;
 
     // Returns information about the current text input of this WebWidget.
     virtual WebTextInputInfo textInputInfo() = 0;
 
-    // Called to notify that IME candidate window has changed its visibility or
-    // its appearance. These calls correspond to trigger
-    // candidatewindow{show,update,hide} events defined in W3C IME API.
-    virtual void didShowCandidateWindow() = 0;
-    virtual void didUpdateCandidateWindow() = 0;
-    virtual void didHideCandidateWindow() = 0;
-
     // The page background color. Can be used for filling in areas without
     // content.
     virtual WebColor backgroundColor() const = 0;
 
 protected:
     ~WebWidget() { }
 };
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_PUBLIC_WEB_WEBWIDGET_H_