Merge "Add pasteAsPlainText in some documentation where it is missing." am: f7ee046cd6 am: 9317b1ce92 am: 428d587d1f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1994510

Change-Id: I6c87c09b7d652d5f122c2b6d321fe019afc8908f