Merge "Correct documentation of AppWidgetProviderInfo" into sc-dev am: 4ac31d7f6c am: 6b43633299 am: 58f5a8f19e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15825508

Change-Id: Iaf20da7235dad9b8654be9d84e48a86eabb8bd6c