title: ERROR TypeError: Class constructor EventEmitter_ cannot be invoked without 'new'
body: <p>After upgrading to Angular 10, I am getting following error for some components -</p>
  <pre><code>ERROR TypeError: Class constructor EventEmitter_ cannot be invoked without 'new'
      at new ZoneAwareEventEmitter (index.js:34)
      at new GridComponent (index.js:6167)
      at createClass (core.js:21921)
      at createDirectiveInstance (core.js:21790)
      at createViewNodes (core.js:30281)
      at callViewAction (core.js:30597)
      at execComponentViewsAction (core.js:30516)
      at createViewNodes (core.js:30309)
      at callViewAction (core.js:30597)
      at execComponentViewsAction (core.js:30516)
  </code></pre>
  <p>The code that is causing this issue -</p>
  <pre><code>import { EventEmitter } from &quot;@angular/core&quot;;
  
  export class ZoneAwareEventEmitter extends EventEmitter {
      constructor(ngZone, isAsync = false) {
          super(isAsync);
          this.ngZone = ngZone;
      }
  }
  </code></pre>
  <p>Am I missing something?</p>
  <p>Thanks in advance for the help!</p>