Bug 557478 - Defer mfrac operator spacing to outermost embellished operator. r=fredw
Bug 928062 - Set Windows sandbox delayed integrity level to INTEGRITY_LEVEL_LOW. r=aklotz
Bug 970734 - Part 1: When ICE fails, log a pointer to about:webrtc in the JS console. r=jib
Bug 979839 - Don't cache size of wrapped surfaces, it causes rendering artifacts when nsWindow is resized. r=karlt