Bug 1098374 - Telemetry: Stop all monkey patching in devtools telemetry tests r=harth
Bug 1091796 - Add a telemetry probe to track dark theme usage r=pbrosset,bgrins,gijs,me
Back out 2 changesets (bug 1098374, bug 1091796) for crashes
CLOSED TREE

Backed out changeset 33a786d18780 (bug 1091796)
Backed out changeset f08caae7fcf9 (bug 1098374)
Merge m-c to f-t
Bug 1085774 - Part 0: cleanup in tabs engine. r=trivial
Bug 1085774 - Part 1: add more history URLs to tab records. r=rnewman
Bug 1080943 - UITour: Allow opening the Hello panel. r=Unfocused
Bug 1106277 - Include aero jar.mn reference for performance.css. r=jsantell
Bug 1106240 - Search category icon is squashed in in-content prefs. r=dao
Bug 1080943 - Leak fix for 5994d92115ac copied from Loop's head.js. rs=bustage
merge fx-team to mozilla-central a=merge