private void findUsagesInCallers(final ArrayList<UsageInfo> usages) {
    if (myChangeInfo instanceof JavaChangeInfo) {
      JavaChangeInfo changeInfo = (JavaChangeInfo) myChangeInfo;

      Set<PsiMethod> merged = new HashSet<PsiMethod>();
      merged.addAll(changeInfo.getMethodsToPropagateParameters());
      for (final PsiMethod method : merged) {
        findSimpleUsagesWithoutParameters(
            method,
            usages,
            changeInfo.getMethodsToPropagateParameters().contains(method),
            false,
            false);
      }
    }
  }