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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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