Fix temporary zones: DoExpression should go into local_zone_.

src/ast/ast.h

Index: src/ast/ast.h
diff --git a/src/ast/ast.h b/src/ast/ast.h
index 100e7a760036ea21b305a6647ca541d42d9f977c..f4e781132f76ef8b4512bcc3dc63b0427963667c 100644
--- a/src/ast/ast.h
+++ b/src/ast/ast.h
@@ -3471,7 +3471,7 @@ class AstNodeFactory final BASE_EMBEDDED {
 
   DoExpression* NewDoExpression(Block* block, Variable* result_var, int pos) {
     VariableProxy* result = NewVariableProxy(result_var, pos);
-    return new (parser_zone_) DoExpression(parser_zone_, block, result, pos);
+    return new (local_zone_) DoExpression(local_zone_, block, result, pos);
   }
 
   ThisFunction* NewThisFunction(int pos) {