Mojo: Use InterfaceFactory<Interface> for service registration

mojo/services/network/main.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 "base/at_exit.h"
 #include "base/base_paths.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
+#include "mojo/public/cpp/bindings/interface_factory_with_context.h"
+#include "mojo/public/cpp/bindings/interface_ptr.h"
+#include "mojo/public/interfaces/service_provider/service_provider.mojom.h"
 #include "mojo/services/network/network_context.h"
 #include "mojo/services/network/network_service_impl.h"
 
 class Delegate : public mojo::ApplicationDelegate {
+  typedef mojo::InterfaceFactoryWithContext<mojo::NetworkServiceImpl,
+                                            mojo::NetworkContext>
+      NetworkFactory;
+
  public:
   Delegate() {}
 
   virtual void Initialize(mojo::ApplicationImpl* app) MOJO_OVERRIDE {
     base::FilePath base_path;
     CHECK(PathService::Get(base::DIR_TEMP, &base_path));
     base_path = base_path.Append(FILE_PATH_LITERAL("network_service"));
     context_.reset(new mojo::NetworkContext(base_path));
+    network_service_factory_.reset(new NetworkFactory(context_.get()));
   }
 
+  // mojo::ApplicationDelegate implementation.
   virtual bool ConfigureIncomingConnection(
       mojo::ApplicationConnection* connection) MOJO_OVERRIDE {
     DCHECK(context_);
-    connection->AddService<mojo::NetworkServiceImpl>(context_.get());
+    connection->AddService(network_service_factory_.get());
     return true;
   }
 
  private:
   scoped_ptr<mojo::NetworkContext> context_;
+  scoped_ptr<NetworkFactory> network_service_factory_;
 };
 
 extern "C" APPLICATION_EXPORT MojoResult CDECL MojoMain(
     MojoHandle shell_handle) {
   base::CommandLine::Init(0, NULL);
 #if !defined(COMPONENT_BUILD)
   base::AtExitManager at_exit;
 #endif
 
   // The IO message loop allows us to use net::URLRequest on this thread.
   base::MessageLoopForIO loop;
 
   Delegate delegate;
   mojo::ApplicationImpl app(
       &delegate, mojo::MakeScopedHandle(mojo::MessagePipeHandle(shell_handle)));
 
   loop.Run();
   return MOJO_RESULT_OK;
 }