Merge "Resize PiP on display density dpi change" into tm-qpr-dev am: 18600531 am: dc1a990c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17969584



Change-Id: Ifde37d0a30a8063d123951c6c5e6e4a76f03cde9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>