Bug 863397 - Trim ImageLayerOGL from B2G paths (it's no longer used on B2G) - r=Bas
Bug 863397 - Remove all the eglLockSurface-using code; leave the GL symbols in - r=jgilbert
Bug 863397 - kill BindExternalBuffer and UnbindExternalBuffer with FIRE - r=jgilbert
Bug 863397 - remove more dead B2G paths, mostly in TextureImage - r=nical
Bug 863397 - remove a couple more unused static functions - r=nical