Method forEach

src/service/task-queue.js:126–128

* Iterates over all tasks in queue in the insertion order. * @param {function(!TaskDef)} callback

(callback)

   * @param {function(!TaskDef)} callback
   */
  forEach(callback) {
    this.tasks_.forEach(callback);
  }

  /**
   * Removes the task and returns "true" if dequeueing is successful. Otherwise