Return webContents directly

lib/renderer/web-view/web-view.js

@@ -431,8 +431,7 @@ var registerWebViewElement = function () {
 
   // WebContents associated with this webview.
   proto.getWebContents = function () {
-    const internal = v8Util.getHiddenValue(this, 'internal')
-    return internal.webContents
+    return v8Util.getHiddenValue(this, 'internal').webContents
   }
 
   window.WebView = webFrame.registerEmbedderCustomElement('webview', {