title: Flutter web: tried to call a non-function, such as null: 'dart.global.firebase.storage
body: <p>Im using Firebase plugin for web and managed to work with firestore and authentication. Now, Im trying to enable firebase storage but when i instanciate Storage gives me this error</p>
  
  <pre><code>tried to call a non-function, such as null: 'dart.global.firebase.storage
  </code></pre>
  
  <p>for firestore and authentication I use :</p>
  
  <pre><code>import 'package:firebase/firebase.dart' as fb;
  import 'package:firebase/firestore.dart';
  
   fb.Auth _firebaseAuth = fb.auth();
    Firestore _firestore =fb.firestore();
  </code></pre>
  
  <p>for Storage :</p>
  
  <pre><code>fb.Storage storage = fb.storage();
  </code></pre>