1. Add |ownerIsWidget| in nsIFrameLoader.idl
2. Add |GetReallyIsWidget| in nsIMozBrowserFrame.idl
3. Hide the methods of browser API of a widget
4. Hide security-sensitive mozbrowser events of a widget
1. Add |ownerIsWidget| in nsIFrameLoader.idl
2. Add |GetReallyIsWidget| in nsIMozBrowserFrame.idl
3. Hide the methods of browser API of a widget
4. Hide security-sensitive mozbrowser events of a widget