Attach the filename to exceptions thrown from FileStream
Attach the filename to exceptions thrown from FileStream

Change-Id: I2718bd08c0bf915a449a8088ee2c6efcb26e36b8
Reviewed-on: https://gerrit.dechocorp.com/15834
Reviewed-by: Ben Dolman <abf1da7e9fd453d6d272226997243ef20d4871a9@mozy.com>
Reviewed-by: Hudson <49695b0f9c673fd73dab0ff3f84b5ced9302cc6a@mozy.com>

adfin/mordor,mozy/mordor,mozy/mordor,ccutrer/mordor,mozy/mordor,mtanski/mordor,adfin/mordor,adfin/mordor,mtanski/mordor,ccutrer/mordor,ccutrer/mordor,mtanski/mordor