Merge "Add a comment mentioning that errors might be unbundled, to improve...

Merge "Add a comment mentioning that errors might be unbundled, to improve backwards compatibility story." into sc-dev am: b598e181

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14234552

Change-Id: I01059f3d8e0022f17d3535478ed79ef07d8e4fc9