usbnet: move the CDC parser into USB core

The dependencies were impossible to handle preventing
drivers for CDC devices not which are not network drivers
from using the common parser.

Change-Id: Ied0d1d037bfb8b60bc82236382ef894755755cef
Signed-off-by: Oliver Neukum <ONeukum@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Git-commit: e4c6fb779498243ec001c5547b3504fe6b1993ec
Git-repo: https://android.googlesource.com/kernel/common


Signed-off-by: Srinivasa Rao Kuppala <srkupp@codeaurora.org>
Signed-off-by: Ajay Agarwal <ajaya@codeaurora.org>