Exclude test types that don't upload from the flakiness dashboard UI.

Tools/TestResultServer/static-dashboards/load_failures.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 var loadfailures = loadfailures || {};
 
 (function() {
 
 loadfailures._groupIndex = 0;
 loadfailures._testTypeIndex = 0;
@@ skipping 72 matching lines @@
         '<td><a href="http://test-results.appspot.com/testfile?testtype=' +
             testType + '&builder=' + builder + '&master=' + builderToMaster[builder].name + '">uploaded results</a>' +
         '<td><a href="' + builderToMaster[builder].builderPath(builder) + '">buildbot</a>' +
     '</tr>';
 }
 
 loadfailures._html = function(failureData)
 {
     var html = '';
     Object.keys(failureData).forEach(function(group) {
-        html += '<h1>' + group + '</h1>' +
-            '<table><tr><th>Test type</th><th>>1 week stale</th><th>>1 day stale, <1 week stale</th></tr>';
-
         var failingBuildersByTestType = failureData[group].failingBuilders;
         var staleBuildersByTestType = failureData[group].staleBuilders;
         var testTypesWithNoSuccessfullLoads = failureData[group].testTypesWithNoSuccessfullLoads;
         var builderToMaster = failureData[group].builderToMaster;
 
         var testTypes = testTypesWithNoSuccessfullLoads.concat(Object.keys(failingBuildersByTestType).concat(Object.keys(staleBuildersByTestType)));
         var uniqueTestTypes = testTypes.sort().filter(function(value, index, array) {
             return array.indexOf(value) === index;
         });
+
+        if (!uniqueTestTypes.length)
+            return;
+
+        html += '<h1>' + group + '</h1>' +
+            '<table><tr><th>Test type</th><th>>1 week stale</th><th>>1 day stale, <1 week stale</th></tr>';
+
         uniqueTestTypes.forEach(function(testType) {
             var failures = failingBuildersByTestType[testType] || [];
             var failureHtml = '';
             failures.sort().forEach(function(builder) {
                 failureHtml += loadfailures._htmlForBuilder(builder, testType, builderToMaster);
             });
 
             var stale = staleBuildersByTestType[testType] || [];
             var staleHtml = '';
             stale.sort().forEach(function(builder) {
@@ skipping 23 matching lines @@
 
 window.addEventListener('load', function() {
     // FIXME: Come up with a better way to do this. This early return is just to avoid
     // executing this code when it's loaded in the unittests.
     if (!$('content'))
         return;
     loadfailures.loadNextTestType(g_history);
 }, false);
 
 })();