Update app.js

@@ -82,10 +82,9 @@ function handleEvent(event) {
   }
   else if (event.type == 'message'&& event.message.type == 'image') {
     return new Promise((resolve,reject)=>{
-      request.post(options, function(error, response, body){
+      request.post( function(error, response, body){
         // Translate API Sucess
         if(!error && response.statusCode == 200){
-            
             client.replyMessage(event.replyToken,event.message.originalContentUrl).then(resolve).catch(reject);
         }
     });