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

mojo/examples/wm_flow/wm/wm.cc

Index: mojo/examples/wm_flow/wm/wm.cc
diff --git a/mojo/examples/wm_flow/wm/wm.cc b/mojo/examples/wm_flow/wm/wm.cc
index eb2708a675636c0c4ad6844c1ba23d82c4c98669..97d275c033b3987a76aadb5dd3d4d05eefc5e4b8 100644
--- a/mojo/examples/wm_flow/wm/wm.cc
+++ b/mojo/examples/wm_flow/wm/wm.cc
@@ -3,6 +3,9 @@
 // found in the LICENSE file.
 
 #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/services/public/cpp/view_manager/view_manager.h"
 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
 #include "mojo/services/public/cpp/view_manager/window_manager_delegate.h"
@@ -78,11 +81,9 @@ class SimpleWM : public mojo::ApplicationDelegate,
 
 }  // namespace examples
 
-namespace mojo {
-
-// static
-ApplicationDelegate* ApplicationDelegate::Create() {
-  return new examples::SimpleWM;
+extern "C" APPLICATION_EXPORT MojoResult CDECL MojoMain(
+    MojoHandle shell_handle) {
+  mojo::ApplicationRunnerChromium app;
+  app.take_delegate(make_scoped_delegate(new examples::SimpleWM));
+  return app.Run(shell_handle);
 }
-
-}  // namespace