Enable gerrit cq for chromium/src

infra/config/cq.cfg

Index: infra/config/cq.cfg
diff --git a/infra/config/cq.cfg b/infra/config/cq.cfg
index f53bd790d9272890b1524c46fb5d0f49cdc305f6..f6b13dc4efde1666efbb88c36a420c8bdd187026 100644
--- a/infra/config/cq.cfg
+++ b/infra/config/cq.cfg
@@ -4,9 +4,11 @@
 version: 1
 cq_name: "chromium"
 cq_status_url: "https://chromium-cq-status.appspot.com"
+git_repo_url: "https://chromium.googlesource.com/chromium/src""
 commit_burst_delay: 60
 max_commit_burst: 2
 
+gerrit {}
 rietveld {
   url: "https://codereview.chromium.org"
 }
@@ -17,6 +19,12 @@ verifiers {
     dry_run_access_list: "project-chromium-tryjob-access"
   }
 
+  gerrit_cq_ability {
+    committer_list: "project-chromium-committers"
+    dry_run_access_list: "project-chromium-tryjob-access"
+
+  }
+
   tree_status {
     tree_status_url: "https://chromium-status.appspot.com"
   }