public void minimize(final Content content, final CellTransform.Restore restore) {
   myViewContext
       .getCellTransform()
       .minimize(
           content,
           new CellTransform.Restore() {
             @Override
             public ActionCallback restoreInGrid() {
               return restore.restoreInGrid();
             }
           });
 }
 @Nullable
 public Tab getTab() {
   return myViewContext.getTabFor(this);
 }
 View getStateFor(final Content content) {
   return myViewContext.getStateFor(content);
 }