Bug 849764 - Replace removeObserver() calls with three params with two in b2g dir. r=mak
Bug 849764 - Replace removeObserver() calls with three params with two in image dir. r=mak
Bug 849764 - Replace removeObserver() calls with three params with two in mobile dir. r=mak
Bug 849764 - Replace removeObserver() calls with three params with two in storage dir. r=mak
Bug 849764 - Replace removeObserver() calls with three params with two in testing dir. r=mak
Bug 849764 - Replace removeObserver() calls with three params with two in toolkit dir. r=mak
Bug 849764 - Replace removeObserver() calls with three params with two in browser dir. r=mak