synchronized void reset(boolean force) {
    checkDisposed();
    int oldTabSize = myTabSize;
    myTabSize = myView.getTabSize();
    if (force || oldTabSize != myTabSize) {
      invalidateLines(0, myLines.size() - 1, myDocument.getLineCount() - 1, !force && myLines.size() == myDocument.getLineCount());
    }
  }
synchronized void reset(boolean force)