| Index: src/json-stringifier.cc | 
| diff --git a/src/json-stringifier.cc b/src/json-stringifier.cc | 
| index b91b57142aac0e1f1238320cc111b7a1163e3249..a187fb54bd922dd485e1d8dec929aea50c394d79 100644 | 
| --- a/src/json-stringifier.cc | 
| +++ b/src/json-stringifier.cc | 
| @@ -323,7 +323,6 @@ JsonStringifier::Result JsonStringifier::Serialize_(Handle<Object> object, | 
| case JS_VALUE_TYPE: | 
| if (deferred_string_key) SerializeDeferredKey(comma, key); | 
| return SerializeJSValue(Handle<JSValue>::cast(object)); | 
| -    case SIMD128_VALUE_TYPE: | 
| case SYMBOL_TYPE: | 
| return UNCHANGED; | 
| default: | 
|  |