Group flakiness results by blink revision

Tools/TestResultServer/static-dashboards/history.js

Index: Tools/TestResultServer/static-dashboards/history.js
diff --git a/Tools/TestResultServer/static-dashboards/history.js b/Tools/TestResultServer/static-dashboards/history.js
index ec18f7f2744a94ef4052342c3d48a76c453af7c4..023f6417e420f0b27456cd54a2b08b50f73a4dcc 100644
--- a/Tools/TestResultServer/static-dashboards/history.js
+++ b/Tools/TestResultServer/static-dashboards/history.js
@@ -32,7 +32,7 @@ var history = history || {};
 (function() {
 
 history.DEFAULT_CROSS_DASHBOARD_STATE_VALUES = {
-    group: null,
+    group: '@ToT Blink',
     showAllRuns: false,
     testType: 'layout-tests',
     useTestData: false,
@@ -150,6 +150,11 @@ history.History.prototype = {
         window.onhashchange = this._handleLocationChange.bind(this);
         this._handleLocationChange();
     },
+    isBlinkGroup: function()
+    {
+        var group = this.crossDashboardState.group;
+        return group && group.indexOf('@ToT Blink') >= 0;
+    },
     isLayoutTestResults: function()
     {
         return this.crossDashboardState.testType == 'layout-tests';