Merge "Inflate LauncherAppWidgetHostView directly in DragView" into sc-dev am: e941bc7ff0

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14234627

Change-Id: Icb7de38d8a07974f36ae05a3c65a4213c971b42b