Backed out for causing bustages at GeoclueLocationProvider.
Backout link:
https://hg.mozilla.org/integration/autoland/rev/7f6113218f5598eafb379c8d0968fd3976c746f9
Push with failures:
https://treeherder.mozilla.org/jobs?repo=autoland&selectedTaskRun=R_GVMys9T1OFOzXxE1ci_g.0&resultStatus=testfailed
https://hg.mozilla.org/mozilla-central/rev/264664a44f49
https://hg.mozilla.org/mozilla-central/rev/1af11d34c213
https://hg.mozilla.org/mozilla-central/rev/043d88291491
https://hg.mozilla.org/mozilla-central/rev/4a3b7ee6a51e
https://hg.mozilla.org/mozilla-central/rev/74f061f43c77
https://hg.mozilla.