Add profile_type option to cros_perf profiler.

This allows one to run 'perf record' or 'perf stat' (or other perf
commands) and collect different types of data from perf.

BUG=none
TEST=Ran with profile_type='record' and profile_type='stat' and checked
that the expected data was collected.

Change-Id: I4a66dc6d79d7e7aac9de5519da8e8155d5c49f74
Reviewed-on: https://gerrit.chromium.org/gerrit/12788
Reviewed-by: Mike Truty <truty@chromium.org>
Tested-by: Raymes Khoury <raymes@chromium.org>
Commit-Ready: Raymes Khoury <raymes@chromium.org>
1 file changed