Split out the DwarfDebug module from the DwarfWriter module.

Again, no intendtional functionality change.

llvm-svn: 71854
diff --git a/llvm/lib/CodeGen/AsmPrinter/DIE.h b/llvm/lib/CodeGen/AsmPrinter/DIE.h
index 8c0a826..b14d91c 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DIE.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DIE.h
@@ -11,8 +11,8 @@
 // 
 //===----------------------------------------------------------------------===//
 
-#ifndef DIE_H__
-#define DIE_H__
+#ifndef CODEGEN_ASMPRINTER_DIE_H__
+#define CODEGEN_ASMPRINTER_DIE_H__
 
 #include "DwarfLabel.h"
 #include "llvm/ADT/FoldingSet.h"