Move mojo/application/public -> mojo/shell/public

mojo/shell/public/cpp/application_delegate.h

 // 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.
 
-#ifndef MOJO_APPLICATION_PUBLIC_CPP_APPLICATION_DELEGATE_H_
-#define MOJO_APPLICATION_PUBLIC_CPP_APPLICATION_DELEGATE_H_
+#ifndef MOJO_SHELL_PUBLIC_CPP_APPLICATION_DELEGATE_H_
+#define MOJO_SHELL_PUBLIC_CPP_APPLICATION_DELEGATE_H_
 
 #include <string>
 
 #include "mojo/public/cpp/system/macros.h"
 
 namespace mojo {
 
 class ApplicationConnection;
 class ApplicationImpl;
 
@@ skipping 27 matching lines @@
   // Called before ApplicationImpl::Terminate(). After returning from this call
   // the delegate can no longer rely on the main run loop still running.
   virtual void Quit();
 
  private:
   MOJO_DISALLOW_COPY_AND_ASSIGN(ApplicationDelegate);
 };
 
 }  // namespace mojo
 
-#endif  // MOJO_APPLICATION_PUBLIC_CPP_APPLICATION_DELEGATE_H_
+#endif  // MOJO_SHELL_PUBLIC_CPP_APPLICATION_DELEGATE_H_