public static void processExternalUsages(UsageInfo[] usages, GrIntroduceParameterSettings settings, PsiElement expression) {
    for (UsageInfo usage : usages) {
      if (usage instanceof ExternalUsageInfo) {
        processExternalUsage(usage, settings, expression);
      }
    }
  }
public static void processExternalUsages(UsageInfo[] usages, GrIntroduceParameterSettings settings, PsiElement expression)