Remove BrowserPlugin's -internal-attach method

chrome/renderer/resources/extensions/app_view.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.
 
 var DocumentNatives = requireNative('document_natives');
 var GuestViewInternal =
     require('binding').Binding.create('guestViewInternal').generate();
 var IdGenerator = requireNative('id_generator');
+var guestViewInternalNatives = requireNative('guest_view_internal');
 
 function AppViewInternal(appviewNode) {
   privates(appviewNode).internal = this;
   this.appviewNode = appviewNode;
 
   this.browserPluginNode = this.createBrowserPluginNode();
   var shadowRoot = this.appviewNode.createShadowRoot();
   shadowRoot.appendChild(this.browserPluginNode);
   this.viewInstanceId = IdGenerator.GetNextId();
 }
@@ skipping 22 matching lines @@
 
 AppViewInternal.prototype.connect = function(app, data, callback) {
   var createParams = {
     'appId': app,
     'data': data
   };
   var self = this;
   GuestViewInternal.createGuest(
     'appview',
     createParams,
-    function(instanceId) {
-      if (!instanceId) {
-        self.browserPluginNode.style.visibility = 'hidden';
+    function(guestInstanceId) {
+      if (!guestInstanceId) {
+        this.browserPluginNode.style.visibility = 'hidden';
         var errorMsg = 'Unable to connect to app "' + app + '".';
         window.console.warn(errorMsg);
-        self.getErrorNode().innerText = errorMsg;
+        this.getErrorNode().innerText = errorMsg;
         if (callback) {
           callback(false);
         }
         return;
       }
-      self.attachWindow(instanceId);
+      this.attachWindow(guestInstanceId);
       if (callback) {
         callback(true);
       }
-    }
+    }.bind(this)
   );
 };
 
-AppViewInternal.prototype.attachWindow = function(instanceId) {
-  this.instanceId = instanceId;
+AppViewInternal.prototype.attachWindow = function(guestInstanceId) {
+  this.guestInstanceId = guestInstanceId;
   var params = {
     'instanceId': this.viewInstanceId,
   };
   this.browserPluginNode.style.visibility = 'visible';
-  return this.browserPluginNode['-internal-attach'](instanceId, params);
+  return guestViewInternalNatives.AttachGuest(
+      parseInt(this.browserPluginNode.getAttribute('internalinstanceid')),
+      guestInstanceId,
+      params);
 };
 
 function registerBrowserPluginElement() {
   var proto = Object.create(HTMLObjectElement.prototype);
 
   proto.createdCallback = function() {
     this.setAttribute('type', 'application/browser-plugin');
     this.style.width = '100%';
     this.style.height = '100%';
   };
@@ skipping 37 matching lines @@
 
 var useCapture = true;
 window.addEventListener('readystatechange', function listener(event) {
   if (document.readyState == 'loading')
     return;
 
   registerBrowserPluginElement();
   registerAppViewElement();
   window.removeEventListener(event.type, listener, useCapture);
 }, useCapture);