@Nullable
  private Color getMethodSeparatorColor(int line) {
    LineMarkerInfo<?> marker = null;
    LineMarkerInfo<?> tmpMarker;
    while (myCurrentMethodSeparator < myMethodSeparators.size() &&
           (tmpMarker = myMethodSeparators.get(myCurrentMethodSeparator)) != null &&
           FileSeparatorProvider.getDisplayLine(tmpMarker, myDocument) <= line) {
      marker = tmpMarker;
      myCurrentMethodSeparator++;
    }
    return marker == null ? null : myMethodSeparatorColor == null ? marker.separatorColor : myMethodSeparatorColor;
  }
@Nullable
  private Color getMethodSeparatorColor(int line)