Get mojo_shell building inside chromium checkout.

mojo/services/clipboard/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 "mojo/application/application_runner_chromium.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/interface_factory.h"
+#include "mojo/services/clipboard/clipboard_standalone_impl.h"
+
+class Delegate : public mojo::ApplicationDelegate,
+                 public mojo::InterfaceFactory<mojo::Clipboard> {
+ public:
+  Delegate() {}
+  ~Delegate() override {}
+
+  // mojo::ApplicationDelegate implementation.
+  bool ConfigureIncomingConnection(
+      mojo::ApplicationConnection* connection) override {
+    connection->AddService(this);
+    return true;
+  }
+
+  // mojo::InterfaceFactory<mojo::Clipboard> implementation.
+  void Create(mojo::ApplicationConnection* connection,
+              mojo::InterfaceRequest<mojo::Clipboard> request) override {
+    // TODO(erg): Write native implementations of the clipboard. For now, we
+    // just build a clipboard which doesn't interact with the system.
+    new clipboard::ClipboardStandaloneImpl(request.Pass());
+  }
+};
+
+MojoResult MojoMain(MojoHandle shell_handle) {
+  mojo::ApplicationRunnerChromium runner(new Delegate);
+  return runner.Run(shell_handle);
+}