Make sure that Content Handled application can be connected multiple times.

mojo/shell/view_manager_loader.cc

 // 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.
 
 #include "mojo/shell/view_manager_loader.h"
 
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/services/view_manager/view_manager_init_service_impl.h"
 
 namespace mojo {
 
 using service::ViewManagerInitServiceImpl;
 
 namespace shell {
 
 ViewManagerLoader::ViewManagerLoader() {
 }
 
 ViewManagerLoader::~ViewManagerLoader() {
 }
 
 void ViewManagerLoader::Load(ApplicationManager* manager,
                              const GURL& url,
-                             scoped_refptr<LoadCallbacks> callbacks) {
+                             LoadCallback callback) {
   ScopedMessagePipeHandle shell_handle = callbacks->RegisterApplication();
   if (!shell_handle.is_valid())
     return;
 
   // TODO(sky): this needs some sort of authentication as well as making sure
   // we only ever have one active at a time.
   scoped_ptr<ApplicationImpl> app(
       new ApplicationImpl(this, shell_handle.Pass()));
   apps_.push_back(app.release());
 }
@@ skipping 11 matching lines @@
 
 void ViewManagerLoader::Create(
     ApplicationConnection* connection,
     InterfaceRequest<ViewManagerInitService> request) {
   BindToRequest(new ViewManagerInitServiceImpl(connection, &context_),
                 &request);
 }
 
 }  // namespace shell
 }  // namespace mojo