Merge "Modify the default start position of app bubbles on tablet" into udc-qpr-dev am: 43650f1a60 am: 80bad70fba

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24503523

Change-Id: Ie1fc36e9bf92faad48b3ed439b6bd76ecfc1ca37
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>