Relanding r180433, now without build/some.gyp.

remoting/host/win/elevated_controller_module.h

Index: remoting/host/win/elevated_controller_module.h
diff --git a/remoting/host/win/elevated_controller_module.h b/remoting/host/win/elevated_controller_module.h
new file mode 100644
index 0000000000000000000000000000000000000000..6b67cdcc4a882baf8187df20b070b29d1e7a750e
--- /dev/null
+++ b/remoting/host/win/elevated_controller_module.h
@@ -0,0 +1,17 @@
+// Copyright (c) 2013 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 REMOTING_HOST_WIN_ELEVATED_CONTROLLER_MODULE_H_
+#define REMOTING_HOST_WIN_ELEVATED_CONTROLLER_MODULE_H_
+
+#include "remoting/host/host_export.h"
+
+namespace remoting {
+
+// The elevated controller's entry point exported from remoting_core.dll.
+HOST_EXPORT int ElevatedControllerMain();
+
+} // namespace remoting
+
+#endif  // REMOTING_HOST_WIN_ELEVATED_CONTROLLER_MODULE_H_