Minor fix in Ganesh shader generation.

R=bsalomon@google.com

Author: skaslev@chromium.org

Review URL: https://codereview.chromium.org/78843006

git-svn-id: http://skia.googlecode.com/svn/trunk@12343 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed