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

mojo/shell/dynamic_application_loader.h

 // 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.
 
 #ifndef MOJO_SHELL_DYNAMIC_APPLICATION_LOADER_H_
 #define MOJO_SHELL_DYNAMIC_APPLICATION_LOADER_H_
 
 #include <map>
 
 #include "base/callback.h"
@@ skipping 22 matching lines @@
       Context* context,
       scoped_ptr<DynamicServiceRunnerFactory> runner_factory);
   ~DynamicApplicationLoader() override;
 
   void RegisterContentHandler(const std::string& mime_type,
                               const GURL& content_handler_url);
 
   // ApplicationLoader methods:
   void Load(ApplicationManager* manager,
             const GURL& url,
+            ScopedMessagePipeHandle shell_handle,
             scoped_refptr<LoadCallbacks> callbacks) override;
   void OnApplicationError(ApplicationManager* manager,
                           const GURL& url) override;
 
  private:
   class Loader;
   class LocalLoader;
   class NetworkLoader;
 
   typedef std::map<std::string, GURL> MimeTypeToURLMap;
   typedef base::Callback<void(Loader*)> LoaderCompleteCallback;
 
   void LoaderComplete(Loader* loader);
 
   Context* const context_;
   scoped_ptr<DynamicServiceRunnerFactory> runner_factory_;
   NetworkServicePtr network_service_;
   MimeTypeToURLMap mime_type_to_url_;
   ScopedVector<Loader> loaders_;
   LoaderCompleteCallback loader_complete_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(DynamicApplicationLoader);
 };
 
 }  // namespace shell
 }  // namespace mojo
 
 #endif  // MOJO_SHELL_DYNAMIC_APPLICATION_LOADER_H_