Bug 848560 (part 4) - Fix broken memory reporting on Fennec.  r=kats.
Bug 846137: Don't call PR_Close() off STS thread r=mcmanus,smaug
Bug 859791 - Part 1: Listen for changes to the Moz2D recording pref. r=jrmuizel
Bug 859791 - Part 2: Set the recording output file before the recording flag. r=jrmuizel
Bug 630197: Check for a removed device before presenting. r=jrmuizel