gm: add self-test to confirm that ignore-failure field is respected
BUG=skia:1578
R=scroggo@google.com

Review URL: https://codereview.chromium.org/23799004

git-svn-id: http://skia.googlecode.com/svn/trunk@11047 2bbb7eff-a529-9590-31e7-b0007b416f81
20 files changed