@Override
  public double rowToPosition(final int line) {
    return m_content.getPaddingTop() + (line * m_content.getLineHeight());
  }
Returns the user data associated with the realizer.

@return The user data associated with the realizer.
java/zylib/src/main/java/com/google/security/zynamics/zylib/yfileswrap/gui/zygraph/realizers/ZyGroupNodeRealizer.java