Make ApplicationRunner's ctor's ApplicationDelegate* argument an std::unique_ptr instead.

examples/content_handler_demo/content_handler_demo.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 <stdio.h>
 
+#include <memory>
+
 #include "mojo/public/c/system/main.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/application_runner.h"
 #include "mojo/public/cpp/application/interface_factory_impl.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 #include "mojo/services/content_handler/interfaces/content_handler.mojom.h"
 
 namespace mojo {
 namespace examples {
@@ skipping 92 matching lines @@
 
  private:
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(ContentHandlerApp);
 };
 
 }  // namespace examples
 }  // namespace mojo
 
 MojoResult MojoMain(MojoHandle application_request) {
-  mojo::ApplicationRunner runner(new mojo::examples::ContentHandlerApp);
+  mojo::ApplicationRunner runner(
+      std::unique_ptr<mojo::examples::ContentHandlerApp>(
+          new mojo::examples::ContentHandlerApp()));
   return runner.Run(application_request);
 }