public EditorHighlighter getHighlighter(PsiFile psiFile, Document document) {
    VirtualFile file = psiFile.getVirtualFile();
    EditorHighlighter highlighter = myFile2Highlighter.get(file);
    if (highlighter == null) {
      highlighter = HighlighterFactory.createHighlighter(UsageTreeColorsScheme.getInstance().getScheme(), file.getName(), myProject);
      highlighter.setText(document.getCharsSequence());
      myFile2Highlighter.put(file, highlighter);
    }
    return highlighter;
  }
public EditorHighlighter getHighlighter(PsiFile psiFile, Document document)