/**
  * Gets the cursor that is used for dragging a dockable, when the dockable can be docked in an
  * underlying dock.
  *
  * @return The cursor that is used for dragging a dockable, when the dockable can be docked in an
  *     underlying dock.
  */
 protected Cursor retrieveCanDockCursor() {
   return DockingManager.getCanDockCursor();
 }