MC-2294: Image still displayed after deleting it from Media Gallery Storage

- New event approach

Author: nathanjosiah

app/code/Magento/Ui/view/base/web/js/form/element/image-uploader.js

@@ -49,16 +49,13 @@ define([
                 filePathname = $buttonEl.val(),
                 fileBasename = filePathname.split('/').pop();
 
-            if (filePathname.length > 0) {
-                this.addFile({
-                    id: fileId,
-                    type: fileMimeType,
-                    name: fileBasename,
-                    size: fileSize,
-                    url: filePathname
-                });
-            }
-
+            this.addFile({
+                id: fileId,
+                type: fileMimeType,
+                name: fileBasename,
+                size: fileSize,
+                url: filePathname
+            });
         },
 
         /**

lib/web/mage/adminhtml/browser.js

@@ -439,14 +439,9 @@ define([
                             self.reload();
                             self.element.find('#delete_files').toggleClass(self.options.hidden, true);
 
-                            if ($.inArray(targetEl.data('id'), ids) > -1) {
-                                targetEl
-                                    .val('')
-                                    .data('id', null)
-                                    .data('mime-type', null)
-                                    .data('size', null)
-                                    .trigger('change');
-                            }
+                            $(window).trigger('fileDeleted.mediabrowser', {
+                                ids: ids
+                            });
                         }, this));
                     },