Improve diagnostic location information when checking the initialization of a reference

llvm-svn: 82666
diff --git a/clang/lib/Sema/Sema.h b/clang/lib/Sema/Sema.h
index 771af4b..542acb6 100644
--- a/clang/lib/Sema/Sema.h
+++ b/clang/lib/Sema/Sema.h
@@ -3571,6 +3571,7 @@
                                                       bool& DerivedToBase);
 
   bool CheckReferenceInit(Expr *&simpleInit_or_initList, QualType declType,
+                          SourceLocation DeclLoc,
                           bool SuppressUserConversions,
                           bool AllowExplicit,
                           bool ForceRValue,