Documented use of AutofillManager.notifyViewVisibilityChanged()

Test: mmm -j108 frameworks/base/:doc-comment-check-docs
Bug: 38509603

Merged-Id: I83c7089b071a82b7d887cb48c18683b671b0c4d6

Change-Id: I83c7089b071a82b7d887cb48c18683b671b0c4d6
1 file changed