Pass args array instead of arguments object

lib/renderer/api/remote.js

@@ -88,7 +88,7 @@ const wrapArgs = function (args, visited) {
       }
     }
   }
-  return Array.prototype.slice.call(args).map(valueToMeta)
+  return args.map(valueToMeta)
 }
 
 // Populate object's members from descriptors.
@@ -102,14 +102,14 @@ const setObjectMembers = function (ref, object, metaId, members) {
 
     let descriptor = { enumerable: member.enumerable }
     if (member.type === 'method') {
-      const remoteMemberFunction = function () {
+      const remoteMemberFunction = function (...args) {
         if (this && this.constructor === remoteMemberFunction) {
           // Constructor call.
-          let ret = ipcRenderer.sendSync('ELECTRON_BROWSER_MEMBER_CONSTRUCTOR', metaId, member.name, wrapArgs(arguments))
+          let ret = ipcRenderer.sendSync('ELECTRON_BROWSER_MEMBER_CONSTRUCTOR', metaId, member.name, wrapArgs(args))
           return metaToValue(ret)
         } else {
           // Call member function.
-          let ret = ipcRenderer.sendSync('ELECTRON_BROWSER_MEMBER_CALL', metaId, member.name, wrapArgs(arguments))
+          let ret = ipcRenderer.sendSync('ELECTRON_BROWSER_MEMBER_CALL', metaId, member.name, wrapArgs(args))
           return metaToValue(ret)
         }
       }
@@ -220,17 +220,17 @@ const metaToValue = function (meta) {
 
       if (meta.type === 'function') {
         // A shadow class to represent the remote function object.
-        let remoteFunction = function () {
+        let remoteFunction = function (...args) {
           if (this && this.constructor === remoteFunction) {
             // Constructor call.
-            let obj = ipcRenderer.sendSync('ELECTRON_BROWSER_CONSTRUCTOR', meta.id, wrapArgs(arguments))
+            let obj = ipcRenderer.sendSync('ELECTRON_BROWSER_CONSTRUCTOR', meta.id, wrapArgs(args))
             // Returning object in constructor will replace constructed object
             // with the returned object.
             // http://stackoverflow.com/questions/1978049/what-values-can-a-constructor-return-to-avoid-returning-this
             return metaToValue(obj)
           } else {
             // Function call.
-            let obj = ipcRenderer.sendSync('ELECTRON_BROWSER_FUNCTION_CALL', meta.id, wrapArgs(arguments))
+            let obj = ipcRenderer.sendSync('ELECTRON_BROWSER_FUNCTION_CALL', meta.id, wrapArgs(args))
             return metaToValue(obj)
           }
         }