fixup! tests updates post gcpService unused functions removal

removal of additional unused checks

Author: benzekrimaha

tests/functional/raw-node/test/GCP/bucket/get.js

@@ -21,8 +21,7 @@ gcpClient.listObjects = (params, callback) => {
     return gcpClient.send(command)
         .then(data => callback(null, data))
         .catch(err => {
-            if (err && err.$metadata && err.$metadata.httpStatusCode &&
-                err.statusCode === undefined) {
+            if ( err.statusCode === undefined) {
                 // eslint-disable-next-line no-param-reassign
                 err.statusCode = err.$metadata.httpStatusCode;
             }
@@ -33,8 +32,7 @@ gcpClient.listObjects = (params, callback) => {
 gcpClient.getBucket = (params, callback) =>
     gcpClient.headBucket(params, (err, res) => {
         if (err) {
-            if (err.$metadata && err.$metadata.httpStatusCode &&
-                err.statusCode === undefined) {
+            if (err.statusCode === undefined) {
                 // eslint-disable-next-line no-param-reassign
                 err.statusCode = err.$metadata.httpStatusCode;
             }