Ticket #27454: 27454-2.diff

wp-admin/js/customize-controls.js

@@ -991 +991 @@
 
                                 if ( 0 === processing() ) {
                                         submit();
+                                        $('.upload-dropzone .spinner').remove();
                                 } else {
+                                        $('.upload-dropzone').append('<div class="spinner" style="display:block"><\/div>');
                                         submitWhenDoneProcessing = function () {
                                                 if ( 0 === processing() ) {
                                                         api.state.unbind( 'change', submitWhenDoneProcessing );
                                                         submit();
+                                                        $('.upload-dropzone .spinner').remove();
                                                 }
                                         };
                                         api.state.bind( 'change', submitWhenDoneProcessing );