Fix tabs handling in the old layout. These shims are temporary.

static/js/core-ui.js

@@ -235,6 +235,21 @@ angular.module("core-ui", [])
     return directiveDefinitionObject;
   })
 
+ // TODO(jschorr): Remove this once new layout is in prod.
+ .directive('corTabShim', function() {
+    var directiveDefinitionObject = {
+      priority: 3,
+      replace: false,
+      transclude: false,
+      restrict: 'C',
+      scope: {},
+      controller: function($rootScope, $scope, $element, $timeout, $location, UIService) {
+        UIService.initializeTabs($scope, $element);
+      }
+    };
+    return directiveDefinitionObject;
+  })
+
  .directive('corTabs', function() {
     var directiveDefinitionObject = {
       priority: 3,