assertNull(creationSupport.getImplicitClipboard());
// delete, nothing changed
{
String expectedSource = m_lastEditor.getSource();
String expectedHierarchy = printHierarchy(panel);
assertTrue(creationSupport.canDelete());
rowData.delete();
assertEditor(expectedSource, m_lastEditor);
assertEquals(expectedHierarchy, printHierarchy(panel));
assertSame(rowData, RowLayoutInfo.getRowData(label));
}