Merge "Initialize stable bounds during onDragStart" into udc-qpr-dev am: 22572023

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23834824



Change-Id: Ia74bce3d3310f9ed8fce75b0118beeccbd276b64
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>