Fix an implicit cast from int64 to double in the i18n extension

src/extensions/i18n/number-format.cc

Index: src/extensions/i18n/number-format.cc
diff --git a/src/extensions/i18n/number-format.cc b/src/extensions/i18n/number-format.cc
index 2240b0846bf545b2210050cccfd047c8ee97359a..136471561c44a727c41a96c6a6d371ddeaf0b127 100644
--- a/src/extensions/i18n/number-format.cc
+++ b/src/extensions/i18n/number-format.cc
@@ -148,10 +148,10 @@ void NumberFormat::JSInternalParse(
     args.GetReturnValue().Set(result.getDouble());
     return;
   case icu::Formattable::kLong:
-    args.GetReturnValue().Set(v8::Number::New(result.getLong()));
+    args.GetReturnValue().Set(result.getLong());
     return;
   case icu::Formattable::kInt64:
-    args.GetReturnValue().Set(v8::Number::New(result.getInt64()));
+    args.GetReturnValue().Set(static_cast<double>(result.getInt64()));
     return;
   default:
     return;