Set failed when we abort.
Set failed when we abort.

R=agable@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/24400002

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@224805 0039d316-1c4b-4281-b951-d872f2087c98

luci/recipes-py,shishkander/recipes-py,luci/recipes-py,shishkander/recipes-py