Merge "Loading widget description on the background thread" into udc-dev am: 698f59cc

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23048073



Change-Id: If5eed0ef5cfd6302ddd488f852fb7816cea4e555
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>