Small correction for images.removed event

Author: kapil2704

examples/index.html

@@ -257,7 +257,7 @@ <h2>Sample 3: Save to disk with custom validation: Images must be squares (width
         imageManagerDeleteMethod: "POST",
         events : {
        // Catch image removal from the editor.
-      'image.removed': function (e, editor, $img) {
+      'image.removed': function ($img) {
         $.ajax({
           // Request method.
           method: "POST",