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

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

Change-Id: I5a67a0edadf0cf3eb7cef0a5485593179f97d3df