Forward --data-driver flag to peer instances.

Bug: 793688
Change-Id: I9aeb0fb877aaecfe1b98fc53ca65fd01bef7fe44
Reviewed-on: https://chromium-review.googlesource.com/996873
Reviewed-by: David Reveman <reveman@chromium.org>
Tested-by: David Reveman <reveman@chromium.org>
1 file changed