if it matches the extension list in the mime info. r=law, sr=mscott. git-svn-id: svn://10.0.0.236/trunk@112298 18797224-902f-48f8-a5cc-f745e15eee43
if it matches the extension list in the mime info. r=law, sr=mscott. git-svn-id: svn://10.0.0.236/trunk@112298 18797224-902f-48f8-a5cc-f745e15eee43