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

mojo/examples/apptest/example_client_application.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/examples/apptest/example_client_application.h"
 
 #include "mojo/examples/apptest/example_client_impl.h"
 
 namespace mojo {
 
 ExampleClientApplication::ExampleClientApplication() {}
 
 ExampleClientApplication::~ExampleClientApplication() {}
 
 void ExampleClientApplication::Initialize(ApplicationImpl* app) {}
 
-// static
-ApplicationDelegate* ApplicationDelegate::Create() {
-  return new ExampleClientApplication();
-}
-
 }  // namespace mojo