Merge "Fix possible num format exception when logging bubble stack position"...

Merge "Fix possible num format exception when logging bubble stack position" into udc-dev am: 4c897660 am: 0d7eacd0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22973207



Change-Id: I6ded172eb8a30fe81d070795259d68b30d7cda8e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>