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1 /* | 1 /* |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #ifndef RetainedDOMInfo_h | 31 #ifndef RetainedDOMInfo_h |
32 #define RetainedDOMInfo_h | 32 #define RetainedDOMInfo_h |
33 | 33 |
34 #include "bindings/core/v8/RetainedObjectInfo.h" | 34 #include "bindings/core/v8/RetainedObjectInfo.h" |
| 35 #include "platform/heap/Handle.h" |
35 #include <v8-profiler.h> | 36 #include <v8-profiler.h> |
36 | 37 |
37 namespace blink { | 38 namespace blink { |
38 | 39 |
39 class Node; | 40 class Node; |
40 | 41 |
41 // Implements v8::RetainedObjectInfo. | 42 // Implements v8::RetainedObjectInfo. |
42 class RetainedDOMInfo final : public RetainedObjectInfo { | 43 class RetainedDOMInfo final : public RetainedObjectInfo { |
43 public: | 44 public: |
44 explicit RetainedDOMInfo(Node* root); | 45 explicit RetainedDOMInfo(Node* root); |
45 ~RetainedDOMInfo() override; | 46 ~RetainedDOMInfo() override; |
46 void Dispose() override; | 47 void Dispose() override; |
47 bool IsEquivalent(v8::RetainedObjectInfo* other) override; | 48 bool IsEquivalent(v8::RetainedObjectInfo* other) override; |
48 intptr_t GetHash() override; | 49 intptr_t GetHash() override; |
49 const char* GetGroupLabel() override; | 50 const char* GetGroupLabel() override; |
50 const char* GetLabel() override; | 51 const char* GetLabel() override; |
51 intptr_t GetElementCount() override; | 52 intptr_t GetElementCount() override; |
52 intptr_t GetEquivalenceClass() override; | 53 intptr_t GetEquivalenceClass() override; |
53 | 54 |
54 static v8::RetainedObjectInfo* retainedDOMInfo(uint16_t classId, v8::Local<v
8::Value> wrapper); | 55 static v8::RetainedObjectInfo* retainedDOMInfo(uint16_t classId, v8::Local<v
8::Value> wrapper); |
55 | 56 |
56 private: | 57 private: |
57 // V8 guarantees to keep RetainedObjectInfos alive only during a GC or heap
snapshotting round, when renderer | 58 // V8 guarantees to keep RetainedObjectInfos alive only during a GC or heap
snapshotting round, when renderer |
58 // doesn't get control. This allows us to use raw pointers. | 59 // doesn't get control. This allows us to use raw pointers. |
| 60 GC_PLUGIN_IGNORE("553613") |
59 Node* m_root; | 61 Node* m_root; |
60 }; | 62 }; |
61 | 63 |
62 class ActiveDOMObjectsInfo final : public RetainedObjectInfo { | 64 class ActiveDOMObjectsInfo final : public RetainedObjectInfo { |
63 public: | 65 public: |
64 explicit ActiveDOMObjectsInfo(int numberOfObjectsWithPendingActivity); | 66 explicit ActiveDOMObjectsInfo(int numberOfObjectsWithPendingActivity); |
65 ~ActiveDOMObjectsInfo() override; | 67 ~ActiveDOMObjectsInfo() override; |
66 void Dispose() override; | 68 void Dispose() override; |
67 bool IsEquivalent(v8::RetainedObjectInfo* other) override; | 69 bool IsEquivalent(v8::RetainedObjectInfo* other) override; |
68 intptr_t GetHash() override; | 70 intptr_t GetHash() override; |
69 const char* GetGroupLabel() override; | 71 const char* GetGroupLabel() override; |
70 const char* GetLabel() override; | 72 const char* GetLabel() override; |
71 intptr_t GetElementCount() override; | 73 intptr_t GetElementCount() override; |
72 intptr_t GetEquivalenceClass() override; | 74 intptr_t GetEquivalenceClass() override; |
73 | 75 |
74 private: | 76 private: |
75 int m_numberOfObjectsWithPendingActivity; | 77 int m_numberOfObjectsWithPendingActivity; |
76 }; | 78 }; |
77 | 79 |
78 } // namespace blink | 80 } // namespace blink |
79 | 81 |
80 #endif // RetainedDOMInfo_h | 82 #endif // RetainedDOMInfo_h |
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