tree 196721cfeb0145f46f62e6d6a6a32b766307ed6e
parent bd1f19cd6b4085fbf9ddc2b8e97948f8b81a952a
author Narayan Kamath <narayan@google.com> 1455883103 +0000
committer Narayan Kamath <narayan@google.com> 1456155577 +0000

MessageDigest: Rework odd toString implementation.

It's cleaner and more idiomatic to use a StringBuilder instead
of a PrintWriter and ByteArrayOutputStream.toString.

Change-Id: I48291fe5b835754d0d52adba9a08da18f77bf821