createWindow api call.

chrome/browser/renderer_host/render_view_host.cc

 // Copyright (c) 2009 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.
 
 #include "chrome/browser/renderer_host/render_view_host.h"
 
 #include <string>
 #include <vector>
 
 #include "base/gfx/native_widget_types.h"
@@ skipping 872 matching lines @@
   }
   FilterURL(policy, renderer_id, &validated_params.searchable_form_url);
   FilterURL(policy, renderer_id, &validated_params.password_form.origin);
   FilterURL(policy, renderer_id, &validated_params.password_form.action);
 
   delegate_->DidNavigate(this, validated_params);
 
   if (PageTransition::IsMainFrame(validated_params.transition)) {
     ExtensionFunctionDispatcher* new_efd = NULL;
     if (validated_params.url.SchemeIs(chrome::kExtensionScheme)) {
-      new_efd = new ExtensionFunctionDispatcher(this,
-                                                validated_params.url.host());
+      new_efd = delegate()->CreateExtensionFunctionDispatcher(this,
+          validated_params.url.host());
     }
     extension_function_dispatcher_.reset(new_efd);
   }
 
   UpdateBackForwardListCount();
 }
 
 void RenderViewHost::OnMsgUpdateState(int32 page_id,
                                       const std::string& state) {
   delegate_->UpdateState(this, page_id, state);
@@ skipping 440 matching lines @@
                                                     const std::string& target) {
   Send(new ViewMsg_HandleMessageFromExternalHost(routing_id(), message, origin,
                                                  target));
 }
 
 void RenderViewHost::OnExtensionRequest(const std::string& name,
                                         const std::string& args,
                                         int callback_id) {
   // TODO(aa): Here is where we can check that this renderer was supposed to be
   // able to call extension APIs.
+  DCHECK(extension_function_dispatcher_.get());
   extension_function_dispatcher_->HandleRequest(name, args, callback_id);
 }
 
 void RenderViewHost::SendExtensionResponse(int callback_id,
                                            const std::string& response) {
   Send(new ViewMsg_ExtensionResponse(routing_id(), callback_id, response));
 }