extensions/renderer/resources/guest_view/web_view/web_view_internal.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.

if (!apiBridge) {
  exports.$set(
      'WebViewInternal',
      require('binding').Binding.create('webViewInternal').generate());
}