Refactor.

src/Queue.js

@@ -35,18 +35,17 @@ jasmine.Queue.prototype.next_ = function () {
   var self = this;
   if (self.index < self.blocks.length) {
     self.blocks[self.index].execute(function () {
-      var doNext = function () {
       self.offset = 0;
       self.index++;
-        self.next_();
-      };
 
       var now = new Date().getTime();
       if (self.env.updateInterval && now - self.env.lastUpdate > self.env.updateInterval) {
         self.env.lastUpdate = now;
-        self.env.setTimeout(doNext, 0);
+        self.env.setTimeout(function() {
+          self.next_();
+        }, 0);
       } else {
-        doNext();
+        self.next_();
       }
     });
   } else {