The code search recipe passes --phase flag to the MB command (see https://chromium-review.googlesource.com/c/505619/7) so the MB config needs to be configured to support this. BUG=chromium:699463 NOTRY=True Review-Url: https://codereview.webrtc.org/2891583005 Cr-Commit-Position: refs/heads/master@{#18202}