Hello,

After updating to React 15.0.1, we are getting the following error:

```
Uncaught TypeError: Cannot read property 'addEventListener' of null
```

![image](https://cloud.githubusercontent.com/assets/4996164/14602577/5bb4e9f2-0571-11e6-9aa1-98de49f50d76.png)

}
        }
      }
    }
  },
  receiveComponent: function(nextElement, transaction, nextContext) {
    var prevElement = this._currentElement;
    var prevContext = this._context;
    this._pendingElement = null;
    this.updateComponent(
      transaction,
      prevElement,
      nextElement,
      prevContext,
      nextContext
    );
  },
  /**
   * If any of `_pendingElement`, `_pendingStateQueue`, or `_pendingForceUpdate`
   * is set, update the component.
   *
   * @param {ReactReconcileTransaction} transaction
   * @internal
   */
  performUpdateIfNecessary: function(transaction) {
    if (this._pendingElement != null) {
      ReactReconciler.receiveComponent(
        this,
        this._pendingElement,
        transaction,