r=louie.zhao, sr=henry.jia set menugenerated="true" when look up the child of a xul menu item git-svn-id: svn://10.0.0.236/trunk@153672 18797224-902f-48f8-a5cc-f745e15eee43
r=louie.zhao, sr=henry.jia set menugenerated="true" when look up the child of a xul menu item git-svn-id: svn://10.0.0.236/trunk@153672 18797224-902f-48f8-a5cc-f745e15eee43