MC: cleanup includes

Cleanup Win64EH header inclusion.  NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215288 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/MC/MCStreamer.h

@@ -20,7 +20,7 @@
 #include "llvm/MC/MCDirectives.h"
 #include "llvm/MC/MCDwarf.h"
 #include "llvm/MC/MCLinkerOptimizationHint.h"
-#include "llvm/MC/MCWin64EH.h"
+#include "llvm/MC/MCWinEH.h"
 #include "llvm/Support/DataTypes.h"
 #include <string>
 

lib/MC/WinCOFFStreamer.cpp

@@ -25,7 +25,6 @@
 #include "llvm/MC/MCSectionCOFF.h"
 #include "llvm/MC/MCSymbol.h"
 #include "llvm/MC/MCValue.h"
-#include "llvm/MC/MCWin64EH.h"
 #include "llvm/MC/MCWinCOFFStreamer.h"
 #include "llvm/Support/COFF.h"
 #include "llvm/Support/Debug.h"