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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "sync/internal_api/public/base/invalidation_interface.h" | |
| 6 | |
| 7 namespace syncer { | |
| 8 | |
| 9 bool InvalidationInterface::LessThanByVersion(const InvalidationInterface& a, | |
| 10 const InvalidationInterface& b) { | |
| 11 if (a.IsUnknownVersion() && !b.IsUnknownVersion()) | |
| 12 return true; | |
| 13 | |
| 14 if (!a.IsUnknownVersion() && b.IsUnknownVersion()) | |
| 15 return false; | |
| 16 | |
| 17 if (a.IsUnknownVersion() && b.IsUnknownVersion()) | |
| 18 return false; | |
| 19 | |
| 20 return a.GetVersion() < b.GetVersion(); | |
| 21 } | |
| 22 | |
| 23 InvalidationInterface::InvalidationInterface() { | |
| 24 } | |
| 25 | |
| 26 InvalidationInterface::~InvalidationInterface() { | |
| 27 } | |
| 28 | |
| 29 } // namespace syncer | |
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