Bug 911050 - Use mfbt/Endian.h rather than a local version in WaveReader.  r=doublec
Bug 911051 - Fix some namespace/type name related potential build errors in content/media.  r=doublec
Bug 909218 - add defaultLoadFlags to nsIDocShell.  r=bz
Bug 909218 - add defaultLoadFlags to nsILoadGroup and have the docShell set them.  r=mayhemer
Bug 909218 - test defaultLoadFlags make it to all requests. r=mayhemer