[Trivial] Remove console.log spam from flakiness_dashboard.js

Tools/TestResultServer/static-dashboards/flakiness_dashboard.js

 // Copyright (C) 2012 Google Inc. All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 // copyright notice, this list of conditions and the following disclaimer
@@ skipping 1141 matching lines @@
 function hideLoadingUI()
 {
     var loadingDiv = $('loading-ui');
     if (loadingDiv)
         loadingDiv.style.display = 'none';
     postHeightChangedMessage();
 }
 
 function generatePageForIndividualTests(tests)
 {
-    console.log('Number of tests: ' + tests.length);
     if (g_history.dashboardSpecificState.showChrome)
         appendHTML(htmlForNavBar());
     performChunkedAction(function(test) {
             appendHTML(htmlForIndividualTest(test));
         },
         appendExpectations,
         tests);
     if (g_history.dashboardSpecificState.showChrome) {
         $('tests-input').value = g_history.dashboardSpecificState.tests;
         $('result-input').value = g_history.dashboardSpecificState.result;
@@ skipping 207 matching lines @@
         // escape key
         hideLegend();
         ui.popup.hide();
     }
 }, false);
 
 window.addEventListener('load', function() {
     resourceLoader = new loader.Loader();
     resourceLoader.load();
 }, false);