Make it possible for using decls to point to operators. Fixes PR4441.

llvm-svn: 74362
diff --git a/clang/lib/Parse/MinimalAction.cpp b/clang/lib/Parse/MinimalAction.cpp
index 9ded366..648e2da 100644
--- a/clang/lib/Parse/MinimalAction.cpp
+++ b/clang/lib/Parse/MinimalAction.cpp
@@ -48,6 +48,7 @@
                                               const CXXScopeSpec &SS,
                                               SourceLocation IdentLoc,
                                               IdentifierInfo *TargetName,
+                                              OverloadedOperatorKind Op,
                                               AttributeList *AttrList,
                                               bool IsTypeName) {