Use baseline code to compute message locations.

src/compiler/ast-graph-builder.cc

Index: src/compiler/ast-graph-builder.cc
diff --git a/src/compiler/ast-graph-builder.cc b/src/compiler/ast-graph-builder.cc
index 8fee623d1b39e7d20b599518c54e63e45c9b6f35..5c67797b020c70d025da5fe2cbbbcbfba4382364 100644
--- a/src/compiler/ast-graph-builder.cc
+++ b/src/compiler/ast-graph-builder.cc
@@ -581,8 +581,7 @@ void AstGraphBuilder::CreateGraphBody(bool stack_check) {
 
   // Visit illegal re-declaration and bail out if it exists.
   if (scope->HasIllegalRedeclaration()) {
-    AstEffectContext for_effect(this);
-    scope->VisitIllegalRedeclaration(this);
+    VisitForEffect(scope->GetIllegalRedeclaration());
     return;
   }