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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/dom/DOMNodeIds.h" | 5 #include "core/dom/DOMNodeIds.h" |
6 | 6 |
7 #include "platform/heap/Handle.h" | 7 #include "platform/heap/Handle.h" |
8 | 8 |
9 namespace blink { | 9 namespace blink { |
10 | 10 |
11 DEFINE_WEAK_IDENTIFIER_MAP(Node); | 11 DEFINE_WEAK_IDENTIFIER_MAP(Node, uint64_t); |
12 | 12 |
13 // static | 13 // static |
14 int DOMNodeIds::IdForNode(Node* node) { | 14 DOMNodeId DOMNodeIds::IdForNode(Node* node) { |
15 return WeakIdentifierMap<Node>::Identifier(node); | 15 uint64_t retval = WeakIdentifierMap<Node, DOMNodeId>::Identifier(node); |
| 16 DCHECK_GT(retval, 0ull); |
| 17 return retval; |
16 } | 18 } |
17 | 19 |
18 // static | 20 // static |
19 Node* DOMNodeIds::NodeForId(int id) { | 21 Node* DOMNodeIds::NodeForId(DOMNodeId id) { |
20 return WeakIdentifierMap<Node>::Lookup(id); | 22 return WeakIdentifierMap<Node, DOMNodeId>::Lookup(id); |
21 } | 23 } |
22 | 24 |
23 } // namespace blink | 25 } // namespace blink |
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