Add default recommendations to recommended-options.
Add default recommendations to recommended-options.

This CL hard-codes some options that we strongly expect users will want to
access quickly: 'Chromium Perf Sheriff' and the name of the total memory
measurement.

Bug: chromium:918193
Change-Id: Ic490e54ed62de0811fd89d7f89fe976b3db45bf5
Reviewed-on: https://chromium-review.googlesource.com/c/1480862
Reviewed-by: Simon Hatch <490a224d89645d3fea983d7189ce51bde0a00c1d@chromium.org>
Commit-Queue: Ben Hayden <d3ffe0e065c2328e497bb32a07f4dcb29138ef5b@chromium.org>

catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult