ShouldDisplayOverFullscreen implementation

chrome/test/data/extensions/api_test/notifications/api/basic_app/index.js

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+const redDot = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUA' +
+    'AAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO' +
+    '9TXL0Y4OHwAAAABJRU5ErkJggg==';
+
+const options = {
+        iconUrl: redDot,
+        title: 'hi',
+        message: 'there',
+        type: 'basic',
+        buttons: [{title: 'Button'}, {title: 'Button'}]
+      };
+
+onload = function() {
+  chrome.notifications.create('test', options, function() {
+    chrome.test.sendMessage('created');
+  });
+};