Merge "Improve items arrangement in the app switcher popup" into tm-qpr-dev am: 050627e4f7 am: eb6424e788

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21510118

Change-Id: Ifdb75a448a8cdeae8a680310e678f705ac6af35f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>