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

mojo/public/cpp/application/application_runner_chromium.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_PUBLIC_APPLICATION_APPLICATION_RUNNER_CHROMIUM_H_
+#define MOJO_PUBLIC_APPLICATION_APPLICATION_RUNNER_CHROMIUM_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "base/message_loop/message_loop.h"
+#include "mojo/public/cpp/system/core.h"
+
+namespace mojo {
+
+class ApplicationDelegate;
+
+class ApplicationRunnerChromium {
+ public:
+  ApplicationRunnerChromium();
+  ~ApplicationRunnerChromium();
+
+  void take_delegate(scoped_ptr<ApplicationDelegate> delegate);
+  void set_loop_type(base::MessageLoop::Type type);
+  MojoResult Run(MojoHandle shell_handle);
+
+ private:
+  // Optional delegate.
+  scoped_ptr<ApplicationDelegate> delegate_;
+
+  // MessageLoop type. TYPE_DEFAULT is default.
+  base::MessageLoop::Type loop_type_;
+};
+
+template <typename T>
+scoped_ptr<ApplicationDelegate> make_scoped_delegate(T* delegate) {
+  return scoped_ptr<ApplicationDelegate>(delegate);
+}
+
+}  // namespace mojo
+
+#endif  // MOJO_PUBLIC_APPLICATION_APPLICATION_RUNNER_CHROMIUM_H_