Backed out changeset acb3e29f40cf (bug 1013201) for b2g28 Gaia UI test bustage.
Backed out changeset acb3e29f40cf (bug 1013201) for b2g28 Gaia UI test bustage.

--HG--
branch : production

simar7/build-mozharness,lissyx/build-mozharness,armenzg/build-mozharness,mrrrgn/build-mozharness,armenzg/build-mozharness,kartikgupta0909/gittest,kartikgupta0909/build-mozharness,simar7/build-mozharness,mozilla/build-mozharness,lissyx/build-mozharness,kartikgupta0909/gittest,kartikgupta0909/build-mozharness,mozilla/build-mozharness,walac/build-mozharness,kartikgupta0909/mozilla-mozharness,kartikgupta0909/mozilla-mozharness,mrrrgn/build-mozharness,escapewindow/mozharness,escapewindow/mozharness,walac/build-mozharness