Revert "GUI: Added ESLint to gulp tasks GUI: Linted files Fixed an error in the build script"

This reverts commit 46c5f1087d76d93497a1e8e5593564991ccb6682.

Change-Id: I1464fdd1df075e93f885e3c1fbd02f0cc563fd4f
diff --git a/tools/gui/gulp-tasks/bundles/bundle-js/index.js b/tools/gui/gulp-tasks/bundles/bundle-js/index.js
index 7b05051..212034a 100644
--- a/tools/gui/gulp-tasks/bundles/bundle-js/index.js
+++ b/tools/gui/gulp-tasks/bundles/bundle-js/index.js
@@ -45,13 +45,8 @@
 }
 
 const tasks = function () {
-    // gulp.task('bundle-vendor', () => bundle(vendor, 'vendor.js'));
+    gulp.task('bundle-vendor', () => bundle(vendor, 'vendor.js'));
     gulp.task('bundle-js', () => bundle(bundleFiles, 'onos.js'));
-    gulp.task('watch-js', () => {
-        gulp.watch([GUI_BASE + '**/*.js', `!${GUI_BASE}/dist/**/*`], ['bundle-js']);
-    }).on('change', (event) => {
-        console.log('File ' + event.path + ' was ' + event.type + ', running tasks...');
-    });
 };
 
 export default tasks();
\ No newline at end of file