[automerger skipped] Merge "RESTRICT AUTOMERGE Avoid the scenario Where taskdisplayarea is null" am: 493baa1280 -s ours

am skip reason: subject contains skip directive

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1794209

Change-Id: I2994fb7d1bd043d109a35280d9f0f206642a7af7