tree b3bd5f7589b06d501af2275c740ea8a9faf69312
parent 94bd9ccf000764940b2f253b4c3fb3acd387297e
author Hall Liu <hallliu@google.com> 1464888728 -0700
committer The Android Automerger <android-build@android.com> 1466824069 -0700

DO NOT MERGE Disable app pinning when emergency call button pressed

Also disables app pinning when the "return to call" button is pressed
and brings up the in-call screen when app pinning is stopped if there is
an existing call.

Combination of ag/1091397 and ag/1085584 adapted for MNC.

Bug: 28558307
Bug: 28761672
Change-Id: I82ec4042bff387c845ce571b197a4a86e1dd5ec8