Use baseline code to compute message locations.

src/ast-numbering.cc

Index: src/ast-numbering.cc
diff --git a/src/ast-numbering.cc b/src/ast-numbering.cc
index 7338cc6724219678852d5a90c40155b5a62e53ad..9d048cd9c0a5773da6d426fa7bf70201c2c55ff7 100644
--- a/src/ast-numbering.cc
+++ b/src/ast-numbering.cc
@@ -558,7 +558,7 @@ bool AstNumberingVisitor::Renumber(FunctionLiteral* node) {
   Scope* scope = node->scope();
 
   if (scope->HasIllegalRedeclaration()) {
-    scope->VisitIllegalRedeclaration(this);
+    Visit(scope->GetIllegalRedeclaration());
     DisableOptimization(kFunctionWithIllegalRedeclaration);
     return Finish(node);
   }