MdeModulePkg: Remove variables that are set, but not used

GCC 4.6 generates a warning when a variable is set,
but never used.

Signed-off-by: jljusten
Reviewed-by: lgao4
Reviewed-by: erictian
Reviewed-by: rsun3

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12617 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Library/DxePrintLibPrint2Protocol/PrintLib.c

@@ -1134,7 +1134,6 @@ InternalPrintLibSPrintMarker (
   IN  BASE_LIST    BaseListMarker  OPTIONAL
   )
 {
-  CHAR8             *OriginalBuffer;
   CHAR8             *EndBuffer;
   CHAR8             ValueBuffer[MAXIMUM_VALUE_CHARACTERS];
   UINT32            BytesPerOutputCharacter;
@@ -1185,7 +1184,6 @@ InternalPrintLibSPrintMarker (
   // Reserve space for the Null terminator.
   //
   BufferSize--;
-  OriginalBuffer = Buffer;
 
   //
   // Set the tag for the end of the input Buffer.