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1 /* | 1 /* |
2 * Copyright (C) 2010 Google, Inc. All Rights Reserved. | 2 * Copyright (C) 2010 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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63 | 63 |
64 double elapsedTime() const; | 64 double elapsedTime() const; |
65 void addedElementTokens(size_t count); | 65 void addedElementTokens(size_t count); |
66 size_t processedElementTokens() const { return m_processedElementTokens; } | 66 size_t processedElementTokens() const { return m_processedElementTokens; } |
67 | 67 |
68 private: | 68 private: |
69 double m_startTime; | 69 double m_startTime; |
70 size_t m_processedElementTokens; | 70 size_t m_processedElementTokens; |
71 }; | 71 }; |
72 | 72 |
73 class HTMLParserScheduler { | 73 class HTMLParserScheduler final : public NoBaseWillBeGarbageCollectedFinalized<H
TMLParserScheduler> { |
74 WTF_MAKE_NONCOPYABLE(HTMLParserScheduler); USING_FAST_MALLOC(HTMLParserSched
uler); | 74 WTF_MAKE_NONCOPYABLE(HTMLParserScheduler); |
| 75 USING_FAST_MALLOC_WILL_BE_REMOVED(HTMLParserScheduler); |
75 public: | 76 public: |
76 static PassOwnPtr<HTMLParserScheduler> create(HTMLDocumentParser* parser, We
bTaskRunner* loadingTaskRunner) | 77 static PassOwnPtrWillBeRawPtr<HTMLParserScheduler> create(HTMLDocumentParser
* parser, WebTaskRunner* loadingTaskRunner) |
77 { | 78 { |
78 return adoptPtr(new HTMLParserScheduler(parser, loadingTaskRunner)); | 79 return adoptPtrWillBeNoop(new HTMLParserScheduler(parser, loadingTaskRun
ner)); |
79 } | 80 } |
80 ~HTMLParserScheduler(); | 81 ~HTMLParserScheduler(); |
81 | 82 |
82 bool isScheduledForResume() const { return m_isSuspendedWithActiveTimer || m
_cancellableContinueParse->isPending(); } | 83 bool isScheduledForResume() const { return m_isSuspendedWithActiveTimer || m
_cancellableContinueParse->isPending(); } |
83 | 84 |
84 void scheduleForResume(); | 85 void scheduleForResume(); |
85 bool yieldIfNeeded(const SpeculationsPumpSession&, bool startingScript); | 86 bool yieldIfNeeded(const SpeculationsPumpSession&, bool startingScript); |
86 | 87 |
87 /** | 88 /** |
88 * Can only be called if this scheduler is suspended. If this is called, | 89 * Can only be called if this scheduler is suspended. If this is called, |
89 * then after the scheduler is resumed by calling resume(), this call | 90 * then after the scheduler is resumed by calling resume(), this call |
90 * ensures that HTMLDocumentParser::resumeAfterYield will be called. Used to | 91 * ensures that HTMLDocumentParser::resumeAfterYield will be called. Used to |
91 * signal this scheduler that the background html parser sent chunks to | 92 * signal this scheduler that the background html parser sent chunks to |
92 * HTMLDocumentParser while it was suspended. | 93 * HTMLDocumentParser while it was suspended. |
93 */ | 94 */ |
94 void forceResumeAfterYield(); | 95 void forceResumeAfterYield(); |
95 | 96 |
96 void suspend(); | 97 void suspend(); |
97 void resume(); | 98 void resume(); |
98 | 99 |
99 void detach(); // Clear active tasks if any. | 100 void detach(); // Clear active tasks if any. |
100 | 101 |
| 102 DECLARE_TRACE(); |
| 103 |
101 private: | 104 private: |
102 HTMLParserScheduler(HTMLDocumentParser*, WebTaskRunner*); | 105 HTMLParserScheduler(HTMLDocumentParser*, WebTaskRunner*); |
103 | 106 |
104 bool shouldYield(const SpeculationsPumpSession&, bool startingScript) const; | 107 bool shouldYield(const SpeculationsPumpSession&, bool startingScript) const; |
105 void continueParsing(); | 108 void continueParsing(); |
106 | 109 |
107 HTMLDocumentParser* m_parser; | 110 RawPtrWillBeMember<HTMLDocumentParser> m_parser; |
108 OwnPtr<WebTaskRunner> m_loadingTaskRunner; | 111 OwnPtr<WebTaskRunner> m_loadingTaskRunner; |
109 | 112 |
110 OwnPtr<CancellableTaskFactory> m_cancellableContinueParse; | 113 OwnPtr<CancellableTaskFactory> m_cancellableContinueParse; |
111 bool m_isSuspendedWithActiveTimer; | 114 bool m_isSuspendedWithActiveTimer; |
112 }; | 115 }; |
113 | 116 |
114 } | 117 } |
115 | 118 |
116 #endif | 119 #endif |
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