tree bb0f0f02a219f32ef1ac3369ccdbc4d31b2b31e5
parent 77e9eeba69a9a8ea6230ab511522b69b23874312
author Chia-I Wu <olv@google.com> 1498852265 -0700
committer Chia-I Wu <olv@google.com> 1498854432 +0000

surfaceflinger: refresh after latching any buffer

We should not skip refresh when a latched buffer happens to have an
empty dirty region.  Also, we should signal a layer update when we
skip refresh.

Bug: 62752640
Test: manual
Change-Id: Ia603e7eeb37491c6ece7ea08d5d1e3b7ba93e6fa