Merge "Remove pendingAppearedActivity when activity is destroyed" into tm-dev am: c9ab8713 am: f65980ca am: e5210a1b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18186206



Change-Id: Ia66b3932fd2342f510e9d40994a1994c3f25885a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>