ref: a23c2a9e7bcee55cedef3062e5819f696e91bfaa
parent: 1600707d350f572d6768a9adb57248ba44c29b82
author: Dmitry Kovalev <dkovalev@google.com>
date: Thu Sep 19 12:53:48 EDT 2013
Adding get_scan_and_band function. Extracting get_scan_and_band function from get_entropy_context to remove duplicated code. Change-Id: I5da1f5a60263017e887da68bc834317b5f084cb2