MdeModulePkg: Move SmmExitBootServices.h/SmmLegacyBoot.h/SmmReadyToBoot.h

to MdeModulePkg/Include/Protocol.

They were committed into root directory by mistake at R17657.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17660 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Include/Protocol/SmmReadyToBoot.h

@@ -0,0 +1,29 @@
+/** @file
+  EDKII SMM Ready To Boot protocol.
+
+  This SMM protocol is to be published by the SMM Foundation code to associate
+  with EFI_EVENT_GROUP_READY_TO_BOOT to notify SMM driver that system enter
+  ready to boot.
+
+  Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _SMM_READY_TO_BOOT_H_
+#define _SMM_READY_TO_BOOT_H_
+
+#define EDKII_SMM_READY_TO_BOOT_PROTOCOL_GUID \
+  { \
+    0x6e057ecf, 0xfa99, 0x4f39, { 0x95, 0xbc, 0x59, 0xf9, 0x92, 0x1d, 0x17, 0xe4 } \
+  }
+
+extern EFI_GUID gEdkiiSmmReadyToBootProtocolGuid;
+
+#endif