Ticket #31028: 31028.patch

src/wp-includes/js/tinymce/plugins/wpeditimage/plugin.js

@@ -176 +176 @@
 
                 windowPos = window.pageYOffset || document.documentElement.scrollTop;
                 adminbar = tinymce.$( '#wpadminbar' )[0];
-                mceToolbar = tinymce.$( '.mce-tinymce .mce-toolbar-grp' )[0];
+                mceToolbar = tinymce.$( '.mce-toolbar-grp', editor.getContainer() )[0];
                 boundary = imageNode.getBoundingClientRect();
                 boundaryMiddle = ( boundary.left + boundary.right ) / 2;
                 boundaryVerticalMiddle = ( boundary.top + boundary.bottom ) / 2;