autotest/virt-test — pull request #1533 by FengYang (2014-03-21 15:38:27+00:00)
Title: tests.unattended_install: Get qemu-img binary by utils_misc.get_qemu_img...

..._binary()

Code used to get qemu-img binary in unattended_install could not work
after tree splitting.
We already have utils_misc.get_qemu_img_binary(), so directly call it.

Signed-off-by: Feng Yang