(no bug) fix typo in nsGfxButtonControlFrame.cpp comment: s/nsHTMLButtonFrame/nsHTMLButtonControlFrame/
DONTBUILD
Bug 921656 - Fix ICE state change handling and onicecandidate callback r=jib
Backout 6a5549d97d8d (bug 878935) for missing IID changes.
Bug 923039 - Normalize unicode environment variables to bytes; r=mbrubeck
Bug 923168: Add missing #include to widget/gtk/nsDragService.cpp, to fix bustage in local builds. (no review, because bustage and trivial)