target.removeStyle( 'width' );\r
\r
if ( block.autoSize ) {\r
- var panelDoc = block.element.getDocument();\r
- var width = ( CKEDITOR.env.webkit ? block.element : panelDoc.getBody() ).$.scrollWidth;\r
+ var panelDoc = block.element.getDocument(),\r
+ width = ( ( CKEDITOR.env.webkit || CKEDITOR.env.edge ) ? block.element : panelDoc.getBody() ).$.scrollWidth;\r
\r
// Account for extra height needed due to IE quirks box model bug:\r
// http://en.wikipedia.org/wiki/Internet_Explorer_box_model_bug\r