tree a6b4df93baa8775eac5c7170391a5b94cca93bc4
parent 895375bb30716a488bf7b8234e900d1e15de1d21
author Jeff Hao <jeffhao@google.com> 1458275565 -0700
committer Jeff Hao <jeffhao@google.com> 1458340067 -0700

Add patchoat check that input oat file has patch section.

Do this check before opening the output file in case this could be
causing the file to become truncated.

Bug: 27723864

(cherry-picked from commit 99503b9805def2ed7d4fe4bf285c6fdd8ddce6ed)

Change-Id: Icf71016adae5404e4f8588f2f5e23da6405ef2e7