turn on the ability to launch urls using OS default protocol handlers. uri loader modifications to make open attachment possible. r=sspitzer git-svn-id: svn://10.0.0.236/trunk@73029 18797224-902f-48f8-a5cc-f745e15eee43
turn on the ability to launch urls using OS default protocol handlers. uri loader modifications to make open attachment possible. r=sspitzer git-svn-id: svn://10.0.0.236/trunk@73029 18797224-902f-48f8-a5cc-f745e15eee43