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

mojo/examples/surfaces_app/surfaces_app.cc

Index: mojo/examples/surfaces_app/surfaces_app.cc
diff --git a/mojo/examples/surfaces_app/surfaces_app.cc b/mojo/examples/surfaces_app/surfaces_app.cc
index 6b7a9e94194a6675d672f2343c67698a8e6c3a92..bd66dde91829a5dc79899d86dd90118b9c04b6ee 100644
--- a/mojo/examples/surfaces_app/surfaces_app.cc
+++ b/mojo/examples/surfaces_app/surfaces_app.cc
@@ -10,6 +10,9 @@
 #include "mojo/examples/surfaces_app/embedder.h"
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/application_export.h"
+#include "mojo/public/cpp/application/application_impl.h"
+#include "mojo/public/cpp/application/application_runner_chromium.h"
 #include "mojo/public/cpp/system/core.h"
 #include "mojo/services/gles2/command_buffer.mojom.h"
 #include "mojo/services/public/cpp/geometry/geometry_type_converters.h"
@@ -128,10 +131,11 @@ class SurfacesApp : public ApplicationDelegate,
 };
 
 }  // namespace examples
+}  // namespace mojo
 
-// static
-ApplicationDelegate* ApplicationDelegate::Create() {
-  return new examples::SurfacesApp();
+extern "C" APPLICATION_EXPORT MojoResult CDECL MojoMain(
+    MojoHandle shell_handle) {
+  mojo::ApplicationRunnerChromium app;
+  app.take_delegate(make_scoped_delegate(new mojo::examples::SurfacesApp()));
+  return app.Run(shell_handle);
 }
-
-}  // namespace mojo