Clean up calling LoadFirmware() from VbSelectFirmware()

BUG=chromium-os:18383
TEST=compiles for both x86 and ARM; boots on my test system

Change-Id: I6c7dc1dd086fb06e4ad8daa053bccdf61a463240
Reviewed-on: http://gerrit.chromium.org/gerrit/4977
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Reviewed-by: Stefan Reinauer <reinauer@google.com>
Tested-by: Randall Spangler <rspangler@chromium.org>
6 files changed