Correct typo in comments, clean IfrSupportLib.h

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7494 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/PCD/Dxe/Service.h

@@ -10,9 +10,6 @@ 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.
 
-
-Module Name: Service.h
-
 **/
 
 #ifndef _PCD_DXE_SERVICE_H_
@@ -31,20 +28,6 @@ Module Name: Service.h
 #include <Library/BaseMemoryLib.h>
 #include <Library/UefiRuntimeServicesTableLib.h>
 
-//
-// Please make sure the PCD Service PEIM Version is consistent with
-// the version of PCD Database generation tool
-//
-#define PCD_SERVICE_DXE_DRIVER_VERSION      2
-
-//
-// PCD_DXE_DATABASE_GENTOOL_VERSION is defined in Autogen.h
-// and generated by PCD Database generation tool.
-//
-//#if (PCD_SERVICE_DXE_DRIVER_VERSION != PCD_DXE_SERVICE_DRIVER_AUTOGEN_VERSION)
-//  #error "Please make sure the version of PCD Service DXE Driver and PCD DXE Database Generation Tool matches"
-//#endif
-
 //
 // Protocol Interface function declaration.
 //
@@ -997,7 +980,7 @@ BuildPcdDxeDataBase (
   space guid: token number} to local token number.
   
   @param Guid            Token space guid for dynamic-ex PCD entry.
-  @param ExTokenNumber   EDES_TODO: Add parameter description
+  @param ExTokenNumber   Dynamic-ex PCD token number.
 
   @return local token number for dynamic-ex PCD.