Removed the class name and provider name of the SUN provider. Instead,
we compare our message digest result with the result of all providers that
support the message digest algorithm. The patch is contributed by Rich
Megginson of Red Hat and improved by Glen Beasley of Sun. r=wtc.
git-svn-id: svn://10.0.0.236/trunk@182517 18797224-902f-48f8-a5cc-f745e15eee43