Merge "Update comments on onApnUnthrottled" am: 1bec754c8b am: bb58b8a819 am: 27a0642a9b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1626323

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I5e82b82be6bcc201829b6dbb17186b98f7862a77