mojo: first take on removing mojo_main_{chromium,standalone}.

mojo/examples/aura_demo/aura_demo.cc

 // Copyright 2013 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 <string>
 
 #include "base/bind.h"
 #include "mojo/aura/context_factory_mojo.h"
 #include "mojo/aura/screen_mojo.h"
 #include "mojo/aura/window_tree_host_mojo.h"
 #include "mojo/aura/window_tree_host_mojo_delegate.h"
+#include "mojo/public/c/system/main.h"
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/application_runner_chromium.h"
 #include "mojo/public/cpp/system/core.h"
 #include "mojo/services/public/cpp/view_manager/view.h"
 #include "mojo/services/public/cpp/view_manager/view_manager.h"
 #include "mojo/services/public/cpp/view_manager/view_manager_client_factory.h"
 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
 #include "mojo/services/public/interfaces/native_viewport/native_viewport.mojom.h"
 #include "ui/aura/client/default_capture_client.h"
 #include "ui/aura/client/window_tree_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window.h"
@@ skipping 168 matching lines @@
   View* root_;
 
   ViewManagerClientFactory view_manager_client_factory_;
 
   scoped_ptr<aura::WindowTreeHost> window_tree_host_;
 
   DISALLOW_COPY_AND_ASSIGN(AuraDemo);
 };
 
 }  // namespace examples
+}  // namespace mojo
 
-// static
-ApplicationDelegate* ApplicationDelegate::Create() {
-  return new examples::AuraDemo();
+MojoResult MojoMain(MojoHandle shell_handle) {
+  mojo::ApplicationRunnerChromium runner(new mojo::examples::AuraDemo);
+  return runner.Run(shell_handle);
 }
-
-}  // namespace mojo