Fix spelling of class name in comment.

R=reed@google.com

Author: bsalomon@google.com

Review URL: https://codereview.chromium.org/76623004

git-svn-id: http://skia.googlecode.com/svn/trunk@13478 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed