Merge "Use separate color for popup when on top of another surface (folder/all apps)." into sc-dev am: 19c1b86bc3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14314778

Change-Id: If6b327cda6ded5803fc4edca28c9b806f16df2ea