Merge "Add power button cooldown after emergency gesture is triggered." into...

Merge "Add power button cooldown after emergency gesture is triggered." into sc-v2-dev am: 7f62909c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16722352

Change-Id: I29d1ca769454e06f0cb98bf3bcb679ae162b432a