Merge "Do not set shadow when leaving PiP mode" into tm-dev am: 901e20fd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17527240



Change-Id: I55176c012c8dbcc488ae9566541de0ed017abd79
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>