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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 #ifndef FIELDS_REQUIRE_TRACING_H_ |
| 6 #define FIELDS_REQUIRE_TRACING_H_ |
| 7 |
| 8 #include "heap/stubs.h" |
| 9 |
| 10 namespace blink { |
| 11 |
| 12 class HeapObject; |
| 13 class PartObject; |
| 14 |
| 15 class PartBObject { |
| 16 DISALLOW_ALLOCATION(); |
| 17 public: |
| 18 void trace(Visitor*); |
| 19 private: |
| 20 HeapHashSet<PartBObject> m_set; |
| 21 HeapVector<PartBObject> m_vector; |
| 22 }; |
| 23 |
| 24 class PartObject { |
| 25 DISALLOW_ALLOCATION(); |
| 26 public: |
| 27 void trace(Visitor*); |
| 28 private: |
| 29 Member<HeapObject> m_obj1; |
| 30 Member<HeapObject> m_obj2; |
| 31 Member<HeapObject> m_obj3; |
| 32 |
| 33 HeapVector<PartBObject> m_parts; |
| 34 }; |
| 35 |
| 36 class HeapObject : public GarbageCollected<HeapObject> { |
| 37 public: |
| 38 void trace(Visitor*); |
| 39 private: |
| 40 PartObject m_part; |
| 41 Member<HeapObject> m_obj; |
| 42 }; |
| 43 |
| 44 } |
| 45 |
| 46 #endif |
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