Remove unused parameter.

llvm-svn: 121326
diff --git a/clang/lib/CodeGen/CGDebugInfo.h b/clang/lib/CodeGen/CGDebugInfo.h
index 104349e..44c3508 100644
--- a/clang/lib/CodeGen/CGDebugInfo.h
+++ b/clang/lib/CodeGen/CGDebugInfo.h
@@ -76,7 +76,7 @@
 
   /// Helper functions for getOrCreateType.
   llvm::DIType CreateType(const BuiltinType *Ty);
-  llvm::DIType CreateType(const ComplexType *Ty, llvm::DIFile F);
+  llvm::DIType CreateType(const ComplexType *Ty);
   llvm::DIType CreateQualifiedType(QualType Ty, llvm::DIFile F);
   llvm::DIType CreateType(const TypedefType *Ty, llvm::DIFile F);
   llvm::DIType CreateType(const ObjCObjectPointerType *Ty,