Add try_touch_experiment back into Crosh

Crosh needs access to try_touch_experiment if users in normal mode want
to do the experiments.  It was removed due to an injection bug that has
been addressed.  This CL adds the cmd back in.

BUG=chromium:351857
TEST=manual testing
CQ-DEPEND=I7fbc23cece80fcafd2138db352dda5304f9f5ca8

Change-Id: Id440c853908f31497a987adf0b8a05cd1643f619
Signed-off-by: Charlie Mooney <charliemooney@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/194959
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
1 file changed