Remove more mouse-specific code

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 61 matching lines @@
     // multiple times once layout has been called, assuming no other
     // changes are made to the WebWidget (e.g., once events are
     // processed, it should be assumed that another call to layout is
     // warranted before painting again).
     virtual void paint(WebCanvas*, const WebRect& viewPort) = 0;
 
     // Called to inform the WebWidget of an input event. Returns true if
     // the event has been processed, false otherwise.
     virtual bool handleInputEvent(const WebInputEvent&) = 0;
 
-    // Called to inform the WebWidget that mouse capture was lost.
-    virtual void mouseCaptureLost() = 0;
-
     // Called to inform the WebWidget that it has gained or lost keyboard focus.
     virtual void setFocus(bool) = 0;
 
     // Called to inform the WebWidget of a new composition text.
     // If selectionStart and selectionEnd has the same value, then it indicates
     // the input caret position. If the text is empty, then the existing
     // composition text will be cancelled.
     // Returns true if the composition text was set successfully.
     virtual bool setComposition(
         const WebString& text,
@@ skipping 39 matching lines @@
     // content.
     virtual WebColor backgroundColor() const = 0;
 
 protected:
     ~WebWidget() { }
 };
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_PUBLIC_WEB_WEBWIDGET_H_