title: What does EventEmitter.call() do?
body: <p>I saw this code sample:</p>
  
  <pre><code>function Dog(name) {
      this.name = name;
      EventEmitter.call(this);
  }
  </code></pre>
  
  <p>it 'inherits' from EventEmitter, but what does the call() method actually do?</p>