Bug 1197258 - Don't collapse retriggered jobs

If the same job symbol is detected within the same group, don’t collapse
them to counts.  They are almost surely retriggers and will be shown to
make intermittent failures more obvious.

ui/js/directives/treeherder/clonejobs.js

@@ -279,6 +279,7 @@ treeherder.directive('thCloneJobs', [
 
             var jobList = platformGroup.find(".group-job-list");
             var countList = platformGroup.find(".group-count-list");
+            var typeSymbolCounts = _.countBy(jgObj.jobs, "job_type_symbol");
             jobList.empty();
             countList.empty();
 
@@ -301,7 +302,8 @@ treeherder.directive('thCloneJobs', [
                 //
                 // We don't add it to group counts, because it should not be counted
                 // when filtered out.  Failures don't get included in counts anyway.
-                if (_.contains(failResults, resultStatus)) {
+                if (_.contains(failResults, resultStatus) ||
+                        typeSymbolCounts[job.job_type_symbol] > 1) {
                     // render the job itself, not a count
                     addJobBtnToArray(job, lastJobSelected, jobBtnArray);
                 } else {