tree 6ea994a7de2faf37927caca1971d399760146169
parent 9b9d16df0480c643937aa118e8e9b2b9687ae2d3
author Chris Craik <ccraik@google.com> 1410379471 -0700
committer The Android Automerger <android-build@google.com> 1410393493 -0700

Additional layer logging

bug:17208461

Track layer's last known state.

Change-Id: Ic1799191f5839a1d6cc56f598f2ac2671dc27a6f