[automerger skipped] Merge "DO NOT MERGE: WM: Only allow system to use...

[automerger skipped] Merge "DO NOT MERGE: WM: Only allow system to use NO_INPUT_CHANNEL." into pi-dev am: 4f162df1 -s ours am: bbd4d450 am: 74f95bbb -s ours am: b8e01656

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13206662

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I2ead89e690db264ab1af5c8db23dc0668bab7dad