Add new log events for widgets. am: 4ff5ee3a8f am: ee5b2f29da am: 078b6486d2

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14425539

Change-Id: Ic7e15ffc849fc58056fb3c8e80acfbdecfa1ed0d