Source/core/dom/MutationRecord.h - Issue 236653002: Oilpan: move mutation observers to the Oilpan heap.

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Issue 236653002: Oilpan: move mutation observers to the Oilpan heap. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Rebased + explicitly dispose() mutation observer registrations always (non-Oilpan also.) Created 6 years, 8 months ago

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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

(...skipping 14 matching lines...) Expand all Loading...
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 MutationRecord_h	31 #ifndef MutationRecord_h

32 #define MutationRecord_h	32 #define MutationRecord_h

33	33

34 #include "bindings/v8/ScriptWrappable.h"	34 #include "bindings/v8/ScriptWrappable.h"

	35 #include "platform/heap/Handle.h"

35 #include "wtf/PassRefPtr.h"	36 #include "wtf/PassRefPtr.h"

36 #include "wtf/RefCounted.h"	37 #include "wtf/RefCounted.h"

37 #include "wtf/text/WTFString.h"	38 #include "wtf/text/WTFString.h"

38	39

39 namespace WebCore {	40 namespace WebCore {

40	41

41 class Node;	42 class Node;

42 class NodeList;	43 class NodeList;

43 class QualifiedName;	44 class QualifiedName;

44	45

45 class MutationRecord : public RefCounted<MutationRecord>, public ScriptWrappable {	46 class MutationRecord : public RefCountedWillBeGarbageCollectedFinalized<Mutation Record>, public ScriptWrappable {

46 public:	47 public:

47 static PassRefPtr<MutationRecord> createChildList(PassRefPtr<Node> target, P assRefPtr<NodeList> added, PassRefPtr<NodeList> removed, PassRefPtr<Node> previo usSibling, PassRefPtr<Node> nextSibling);	48 static PassRefPtrWillBeRawPtr<MutationRecord> createChildList(PassRefPtr<Nod e> target, PassRefPtr<NodeList> added, PassRefPtr<NodeList> removed, PassRefPtr< Node> previousSibling, PassRefPtr<Node> nextSibling);

48 static PassRefPtr<MutationRecord> createAttributes(PassRefPtr<Node> target, const QualifiedName&, const AtomicString& oldValue);	49 static PassRefPtrWillBeRawPtr<MutationRecord> createAttributes(PassRefPtr<No de> target, const QualifiedName&, const AtomicString& oldValue);

49 static PassRefPtr<MutationRecord> createCharacterData(PassRefPtr<Node> targe t, const String& oldValue);	50 static PassRefPtrWillBeRawPtr<MutationRecord> createCharacterData(PassRefPtr <Node> target, const String& oldValue);

50 static PassRefPtr<MutationRecord> createWithNullOldValue(PassRefPtr<Mutation Record>);	51 static PassRefPtrWillBeRawPtr<MutationRecord> createWithNullOldValue(PassRef PtrWillBeRawPtr<MutationRecord>);

51	52

52 MutationRecord()	53 MutationRecord()

53 {	54 {

54 ScriptWrappable::init(this);	55 ScriptWrappable::init(this);

55 }	56 }

56	57

57 virtual ~MutationRecord();	58 virtual ~MutationRecord();

58	59

59 virtual const AtomicString& type() = 0;	60 virtual const AtomicString& type() = 0;

60 virtual Node* target() = 0;	61 virtual Node* target() = 0;

61	62

62 virtual NodeList* addedNodes() = 0;	63 virtual NodeList* addedNodes() = 0;

63 virtual NodeList* removedNodes() = 0;	64 virtual NodeList* removedNodes() = 0;

64 virtual Node* previousSibling() { return 0; }	65 virtual Node* previousSibling() { return 0; }

65 virtual Node* nextSibling() { return 0; }	66 virtual Node* nextSibling() { return 0; }

66	67

67 virtual const AtomicString& attributeName() { return nullAtom; }	68 virtual const AtomicString& attributeName() { return nullAtom; }

68 virtual const AtomicString& attributeNamespace() { return nullAtom; }	69 virtual const AtomicString& attributeNamespace() { return nullAtom; }

69	70

70 virtual String oldValue() { return String(); }	71 virtual String oldValue() { return String(); }

	72

	73 virtual void trace(Visitor*) { }

	74

71 };	75 };

72	76

73 } // namespace WebCore	77 } // namespace WebCore

74	78

75 #endif // MutationRecord_h	79 #endif // MutationRecord_h

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