Bug 902320. Prevent untimely destruction of mElement during HTMLMediaElement::StreamListener callbacks. r=smaug
Bug 904926. Remove unnecessary lock. r=cpearce
Bug 900875. Part 1: Move DWM APIs to WinUtils. r=avih
Bug 900785. Part 2: Make nsRefreshDriver use the WinUtils DWM APIs instead of loading the DLL itself. r=avih