tree f1ac4040efc0d91d78b8a73be3026ba57ceeefb4
parent 690810b2a0c45b6e4c0c2257c6e7c189cf3bba25
author Sen Jiang <senj@google.com> 1452246537 +0800
committer Gerrit Code Review <noreply-gerritcodereview@google.com> 1453274336 +0000

Add IMGDIFF operation to protobuf.

This operation will use imgdiff in Android to handle diff of gzips.

Test: mma
Bug: 26456666

Change-Id: I4757e2cd8ae1f92ae624bf321240de637dbcd016