Merge "Adjust drag regions to accomodate split-minimized home" into rvc-dev am: 40f7d483 am: c9639f43 am: 50631e6e am: 2d6807c2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11744161

Change-Id: I5c5eeee494a58737118b0007a71a5967f56ad82d