Bug 927097 - Set a non-zero exit code if any tests failed, r=ahal, a=test-only
Merge pull request #12865 from jonallengriffin/fixreturncode

Bug 927097 - Set a non-zero exit code if any tests failed, r=ahal, a=test-only
Bug 927330 - [Clock][Timer] The countdown is not normally(un-countdown) while clicking pause/resume button quickly. - r=jugglinmike

- Fix timer math for ticks