@Override
  public PsiElement getChildValueExpression(DebuggerTreeNode node, DebuggerContext context) throws EvaluateException {
    return DebugProcessImpl.getDefaultRenderer(((ValueDescriptor)node.getParent().getDescriptor()).getType())
      .getChildValueExpression(node, context);
  }
@Override
  public PsiElement getChildValueExpression(DebuggerTreeNode node, DebuggerContext context)