void (DClassElement classElement) { DynamicToolWindowWrapper wrapper = DynamicToolWindowWrapper.getInstance(myProject); ListTreeTableModelOnColumns model = wrapper.getTreeTableModel(); final DefaultMutableTreeNode node = (DefaultMutableTreeNode) TreeUtil.findNodeWithObject(classElement, model, model.getRoot()); if (node == null) return; DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent(); doRemove(wrapper, node, parent); }