tree f316242fb516a7a4b5032bc06363360cddd33fc3
parent 7fc9fb6b889f4a389aa78f3e6e9648d439fdde92
author Todd Wang <toddw@google.com> 1421779076 -0800
committer Todd Wang <toddw@google.com> 1421779085 -0800

textutil: Add PrefixWriter and ByteReplaceWriter.

These are used in signature formatting, and are also generally
useful.

Change-Id: I0a1249de9b487875fdcbe12d83d7b4d4700b81f0
MultiPart: 3/3