tree cb3fe342856f53cfac3dd8d3e45f779717b0b86b
parent d23c21e14f6e14cee5d02564d6a096f9ebc5d36e
author Natalie Weizenbaum <nweiz@google.com> 1446763887 -0800
committer Natalie Weizenbaum <nweiz@google.com> 1446763887 -0800

Mention CancelableCompleter in the CHANGELOG.

R=lrn@google.com

Review URL: https://codereview.chromium.org//1415393004 .