Revert "Delete the Surfaces service."

examples/surfaces_app/child_app.cc

Index: examples/surfaces_app/child_app.cc
diff --git a/examples/surfaces_app/child_app.cc b/examples/surfaces_app/child_app.cc
new file mode 100644
index 0000000000000000000000000000000000000000..14292232464ccf97c679ff843118b65f8ed0e220
--- /dev/null
+++ b/examples/surfaces_app/child_app.cc
@@ -0,0 +1,51 @@
+// 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/macros.h"
+#include "examples/surfaces_app/child_impl.h"
+#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/application_impl.h"
+#include "mojo/public/cpp/bindings/string.h"
+
+namespace mojo {
+namespace examples {
+
+class ChildApp : public ApplicationDelegate, public InterfaceFactory<Child> {
+ public:
+  ChildApp() {}
+  ~ChildApp() override {}
+
+  void Initialize(ApplicationImpl* app) override {
+    surfaces_service_connection_ =
+        app->ConnectToApplication("mojo:surfaces_service");
+  }
+
+  // ApplicationDelegate implementation.
+  bool ConfigureIncomingConnection(ApplicationConnection* connection) override {
+    connection->AddService(this);
+    return true;
+  }
+
+  // InterfaceFactory<Child> implementation.
+  void Create(ApplicationConnection* connection,
+              InterfaceRequest<Child> request) override {
+    new ChildImpl(surfaces_service_connection_, request.Pass());
+  }
+
+ private:
+  ApplicationConnection* surfaces_service_connection_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChildApp);
+};
+
+}  // namespace examples
+}  // namespace mojo
+
+MojoResult MojoMain(MojoHandle application_request) {
+  mojo::ApplicationRunnerChromium runner(new mojo::examples::ChildApp);
+  return runner.Run(application_request);
+}