Add an option for "compie_only" and "compile_and_link".

Bug: chromium:849576

Change-Id: Id796ebb85ad5aff1a5272173f11ce2ff42685dce
Reviewed-on: https://chromium-review.googlesource.com/1186159
Commit-Queue: Jie A Chen <jie.a.chen@intel.com>
Reviewed-by: Geoff Lang <geofflang@chromium.org>