Merge "Fix race condition btwn row and shelf icon init" into rvc-dev am:...

Merge "Fix race condition btwn row and shelf icon init" into rvc-dev am: c9ca670c am: 4ccc5840 am: 2be4b161

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11959993

Change-Id: Ieb2ca8452a03b50706af8a3556813fc68e64e3ec