Update the xpcom plugin for Gecko 2.0 (FF4). Only tested on Linux so far.

Review at http://gwt-code-reviews.appspot.com/1269801


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@9526 8db76d5a-ed1c-0410-87a9-c151d255dfc7
24 files changed