private static void filterUsagesInImportStatements(final List<UsageInfo> usages, final List<PsiElement> importStatements) {
    for (Iterator<UsageInfo> iterator = usages.iterator(); iterator.hasNext(); ) {
      UsageInfo usage = iterator.next();
      PsiElement element = usage.getElement();
      if (element == null) continue;
      GrImportStatement stmt = PsiTreeUtil.getParentOfType(element, GrImportStatement.class);
      if (stmt != null) {
        importStatements.add(stmt);
        iterator.remove();
      }
    }
  }
private static void filterUsagesInImportStatements(final List<UsageInfo> usages, final List<PsiElement> importStatements)