[Sheriff-o-matic] Use likely_revisions instead of first_failing/last_passing

Tools/GardeningServer/model/ct-commit-log-mock.html

Index: Tools/GardeningServer/model/ct-commit-log-mock.html
diff --git a/Tools/GardeningServer/model/ct-commit-log-mock.html b/Tools/GardeningServer/model/ct-commit-log-mock.html
index 5668cace1e887719c37277d5596deca0ae8674bf..7a96f37da1e06f4629ead2aa57426525cb0bbd11 100644
--- a/Tools/GardeningServer/model/ct-commit-log-mock.html
+++ b/Tools/GardeningServer/model/ct-commit-log-mock.html
@@ -16,7 +16,7 @@ window.CTCommitLogMock = function() {
   var log = new CTCommitLog();
   var commit = new CTCommitMock();
   log.commits[repository][commit.revision] = commit;
-  log._findFirstAndLastRevisions('blink')
+  log._updateLastRevision('blink')
   return log;
 };