private Map<String, PartitionedRegion> orderByColocation(Map<String, PartitionedRegion> prMap) {
    Map<String, PartitionedRegion> orderedPrMap = new LinkedHashMap<>();
    for (PartitionedRegion pr : prMap.values()) {
      addColocatedChildRecursively(orderedPrMap, pr);
    }
    return orderedPrMap;
  }
For use by unit tests to inject a mocked ccpTimer
geode-core/src/main/java/org/apache/geode/internal/cache/GemFireCacheImpl.java