How to use

removePropertyListener

method

in

org.eclipse.ui.part.EditorPart

@Override
protected void setContentDescription(String description) {
  if (compatibilityTitleListener != null) {
    removePropertyListener(compatibilityTitleListener);
    compatibilityTitleListener = null;
  }
  super.setContentDescription(description);
}

@Override
protected void setPartName(String partName) {
  if (compatibilityTitleListener != null) {
    removePropertyListener(compatibilityTitleListener);
    compatibilityTitleListener = null;
  }
  super.setPartName(partName);
}