Add new log events for widgets. am: 4ff5ee3a8f am: f8ef794774 am: 45491961d5

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

Change-Id: I519c29d4a047fc01e43f4642fa2f4345db39d387