Revert "ALSA: snd-usb: Backport from 3.10"

This reverts commit 0daec4e67a32eb440bf8fbf66da2512cbe13c8e4.

Conflicts:
	sound/usb/pcm.c
	sound/usb/proc.c
	sound/usb/quirks-table.h
	sound/usb/usbaudio.h