Merge "Revert "Do not enter pip during transient launch."" into udc-qpr-dev am: bfa03860

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24115184



Change-Id: Ica18deed5f14f5cf2fb1b24d33dc8174e5df5b0a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>