fix object serialization test issue

lib/renderer/api/remote.js

@@ -248,15 +248,11 @@ function metaToValue (meta) {
 
 // Construct a plain object from the meta.
 function metaToPlainObject (meta) {
-  if (meta.type === 'error') return new Error()
-
-  const obj = {}
-  const members = meta.members
-
-  members.forEach((member) => {
-    const {key, value} = member
-    obj[key] = value
-  })
+  const obj = (() => meta.type === 'error' ? new Error() : {})()
+  for (let i = 0; i < meta.members.length; i++) {
+    let {name, value} = meta.members[i]
+    obj[name] = value
+  }
   return obj
 }