[automerger skipped] Merge "Document the limitation to a hundred callbacks." into rvc-dev am: df9ce18085 am: 14280d011d -s ours

am skip reason: Change-Id I5911d01984695550b6c9afe7a8eb535bf5e320a1 with SHA-1 cece40543e is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11835429

Change-Id: I7194a4a3a70f93dd510bda107f620e23fb0af19d
tree: bd9da54c78b0e7f0c8c49109d36ca50f12cdca4f
  1. core/
  2. services/
  3. tests/