tree cd60e8651acd61721fa5b223768a540f7758dce8
parent d9b53a097d0eec2d1112b25a67b28c203e9251f9
author Leon Scroggins III <scroggo@google.com> 1522436167 -0400
committer Leon Scroggins III <scroggo@google.com> 1522455219 -0400

Update javadocs for ImageDecoder and related

Bug: 76461699
Bug: 76448408
Test: No change in behavior, no new tests

Add class level docs for ImageDecoder, including sample code. Update
wording to be more clear and less wordy. Fix broken attempts at using
sample code.

Incorporate advice at go/android-api-guidelines and
https://developers.google.com/style/api-reference-comments

Change-Id: Iaf1334993f6cd2d3f6e53d3fb70ef9c7a95c9a76