[automerger skipped] RESTRICT AUTOMERGE: Fix snapshot starting window stuck if the task never gain focus am: a4f760bee7 am: 849894b3a7 -s ours am: bab30272df -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15937022

Change-Id: Ib3eadef5c63e8c3bbd192ee1041a74609e0b2954