Simplify.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110653 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.h b/lib/CodeGen/AsmPrinter/DwarfDebug.h
index 989cd08..d5982a6 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.h
@@ -419,10 +419,10 @@
   DIE *constructEnumTypeDIE(DIEnumerator ETy);
 
   /// createMemberDIE - Create new member DIE.
-  DIE *createMemberDIE(const DIDerivedType &DT);
+  DIE *createMemberDIE(DIDerivedType DT);
 
   /// createSubprogramDIE - Create new DIE using SP.
-  DIE *createSubprogramDIE(const DISubprogram &SP, bool MakeDecl = false);
+  DIE *createSubprogramDIE(DISubprogram SP, bool MakeDecl = false);
 
   /// getOrCreateDbgScope - Create DbgScope for the scope.
   DbgScope *getOrCreateDbgScope(const MDNode *Scope, const MDNode *InlinedAt);