image_to_vm.sh: Remove nonexistent flag.

'FLAGS_mem' does not exist anymore. Remove it and replace it with
'DEFAULT_MEM'.

BUG=None
TEST=Run 'image_to_vm.sh', check that it prints a valid kvm cmdline.

Change-Id: Ica01f4561e31b9764c9dc3e7f1d00afb2eeef7c3
Reviewed-on: https://chromium-review.googlesource.com/320499
Commit-Ready: Jorge Lucangeli Obes <jorgelo@chromium.org>
Tested-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed