[destructuring] don't attempt to visit contents of FunctionLiterals

src/parsing/parser.cc

Index: src/parsing/parser.cc
diff --git a/src/parsing/parser.cc b/src/parsing/parser.cc
index 338d5dccdc761bfde44941b89fc060bd31368dd4..952252495abaa0ed94ee72ef41876e74414e5954 100644
--- a/src/parsing/parser.cc
+++ b/src/parsing/parser.cc
@@ -4394,7 +4394,7 @@ class InitializerRewriter : public AstExpressionVisitor {
         scope_(scope) {}
 
  private:
-  void VisitExpression(Expression* expr) {
+  void VisitExpression(Expression* expr) override {
     RewritableExpression* to_rewrite = expr->AsRewritableExpression();
     if (to_rewrite == nullptr || to_rewrite->is_rewritten()) return;
 
@@ -4402,6 +4402,8 @@ class InitializerRewriter : public AstExpressionVisitor {
                                                             scope_);
   }
 
+  void VisitFunctionLiteral(FunctionLiteral* expr) override {}

[adamk, 2016/04/05 18:14:54]

Please add a comment explaining why this is OK.

+
  private:
   Parser* parser_;
   Scope* scope_;