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Issue 466243002: Support merged Dart-JS callstacks (Closed) Base URL: svn://svn.chromium.org/blink/branches/dart/dartium
Patch Set: ptal Created 6 years, 3 months ago
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1 /* 1 /*
2 * Copyright (C) 2013 Google Inc. All rights reserved. 2 * Copyright (C) 2013 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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47 class EventTarget; 47 class EventTarget;
48 class ExecutionContext; 48 class ExecutionContext;
49 class MutationObserver; 49 class MutationObserver;
50 class XMLHttpRequest; 50 class XMLHttpRequest;
51 51
52 class AsyncCallStackTracker { 52 class AsyncCallStackTracker {
53 WTF_MAKE_NONCOPYABLE(AsyncCallStackTracker); 53 WTF_MAKE_NONCOPYABLE(AsyncCallStackTracker);
54 public: 54 public:
55 class AsyncCallStack : public RefCounted<AsyncCallStack> { 55 class AsyncCallStack : public RefCounted<AsyncCallStack> {
56 public: 56 public:
57 AsyncCallStack(const String&, const StackTrace&); 57 AsyncCallStack(const String&, const StackTraces&);
58 ~AsyncCallStack(); 58 ~AsyncCallStack();
59 String description() const { return m_description; } 59 String description() const { return m_description; }
60 StackTrace callFrames() const { return m_callFrames; } 60 StackTraces callFrames() const { return m_callFrames; }
61 private: 61 private:
62 String m_description; 62 String m_description;
63 StackTrace m_callFrames; 63 StackTraces m_callFrames;
64 }; 64 };
65 65
66 typedef Deque<RefPtr<AsyncCallStack>, 4> AsyncCallStackVector; 66 typedef Deque<RefPtr<AsyncCallStack>, 4> AsyncCallStackVector;
67 67
68 class AsyncCallChain : public RefCounted<AsyncCallChain> { 68 class AsyncCallChain : public RefCounted<AsyncCallChain> {
69 public: 69 public:
70 AsyncCallChain() { } 70 AsyncCallChain() { }
71 AsyncCallChain(const AsyncCallChain& t) : m_callStacks(t.m_callStacks) { } 71 AsyncCallChain(const AsyncCallChain& t) : m_callStacks(t.m_callStacks) { }
72 AsyncCallStackVector callStacks() const { return m_callStacks; } 72 AsyncCallStackVector callStacks() const { return m_callStacks; }
73 private: 73 private:
74 friend class AsyncCallStackTracker; 74 friend class AsyncCallStackTracker;
75 AsyncCallStackVector m_callStacks; 75 AsyncCallStackVector m_callStacks;
76 }; 76 };
77 77
78 AsyncCallStackTracker(); 78 AsyncCallStackTracker();
79 79
80 bool isEnabled() const { return m_maxAsyncCallStackDepth; } 80 bool isEnabled() const { return m_maxAsyncCallStackDepth; }
81 void setAsyncCallStackDepth(int); 81 void setAsyncCallStackDepth(int);
82 const AsyncCallChain* currentAsyncCallChain() const; 82 const AsyncCallChain* currentAsyncCallChain() const;
83 83
84 void didInstallTimer(ExecutionContext*, int timerId, bool singleShot, const StackTrace& callFrames); 84 void didInstallTimer(ExecutionContext*, int timerId, bool singleShot, const StackTraces& callFrames);
85 void didRemoveTimer(ExecutionContext*, int timerId); 85 void didRemoveTimer(ExecutionContext*, int timerId);
86 void willFireTimer(ExecutionContext*, int timerId); 86 void willFireTimer(ExecutionContext*, int timerId);
87 87
88 void didRequestAnimationFrame(ExecutionContext*, int callbackId, const Stack Trace& callFrames); 88 void didRequestAnimationFrame(ExecutionContext*, int callbackId, const Stack Traces& callFrames);
89 void didCancelAnimationFrame(ExecutionContext*, int callbackId); 89 void didCancelAnimationFrame(ExecutionContext*, int callbackId);
90 void willFireAnimationFrame(ExecutionContext*, int callbackId); 90 void willFireAnimationFrame(ExecutionContext*, int callbackId);
91 91
92 void didEnqueueEvent(EventTarget*, Event*, const StackTrace& callFrames); 92 void didEnqueueEvent(EventTarget*, Event*, const StackTraces& callFrames);
93 void didRemoveEvent(EventTarget*, Event*); 93 void didRemoveEvent(EventTarget*, Event*);
94 void willHandleEvent(EventTarget*, Event*, EventListener*, bool useCapture); 94 void willHandleEvent(EventTarget*, Event*, EventListener*, bool useCapture);
95 void willLoadXHR(XMLHttpRequest*, const StackTrace& callFrames); 95 void willLoadXHR(XMLHttpRequest*, const StackTraces& callFrames);
96 96
97 void didEnqueueMutationRecord(ExecutionContext*, MutationObserver*, const St ackTrace& callFrames); 97 void didEnqueueMutationRecord(ExecutionContext*, MutationObserver*, const St ackTraces& callFrames);
98 bool hasEnqueuedMutationRecord(ExecutionContext*, MutationObserver*); 98 bool hasEnqueuedMutationRecord(ExecutionContext*, MutationObserver*);
99 void didClearAllMutationRecords(ExecutionContext*, MutationObserver*); 99 void didClearAllMutationRecords(ExecutionContext*, MutationObserver*);
100 void willDeliverMutationRecords(ExecutionContext*, MutationObserver*); 100 void willDeliverMutationRecords(ExecutionContext*, MutationObserver*);
101 101
102 void didFireAsyncCall(); 102 void didFireAsyncCall();
103 void clear(); 103 void clear();
104 104
105 private: 105 private:
106 void willHandleXHREvent(XMLHttpRequest*, EventTarget*, Event*); 106 void willHandleXHREvent(XMLHttpRequest*, EventTarget*, Event*);
107 107
108 PassRefPtr<AsyncCallChain> createAsyncCallChain(const String& description, c onst StackTrace& callFrames); 108 PassRefPtr<AsyncCallChain> createAsyncCallChain(const String& description, c onst StackTraces& callFrames);
109 void setCurrentAsyncCallChain(PassRefPtr<AsyncCallChain>); 109 void setCurrentAsyncCallChain(PassRefPtr<AsyncCallChain>);
110 void clearCurrentAsyncCallChain(); 110 void clearCurrentAsyncCallChain();
111 static void ensureMaxAsyncCallChainDepth(AsyncCallChain*, unsigned); 111 static void ensureMaxAsyncCallChainDepth(AsyncCallChain*, unsigned);
112 static bool validateCallFrames(const StackTrace& callFrames); 112 static bool validateCallFrames(const StackTraces& callFrames);
113 113
114 class ExecutionContextData; 114 class ExecutionContextData;
115 ExecutionContextData* createContextDataIfNeeded(ExecutionContext*); 115 ExecutionContextData* createContextDataIfNeeded(ExecutionContext*);
116 116
117 unsigned m_maxAsyncCallStackDepth; 117 unsigned m_maxAsyncCallStackDepth;
118 RefPtr<AsyncCallChain> m_currentAsyncCallChain; 118 RefPtr<AsyncCallChain> m_currentAsyncCallChain;
119 unsigned m_nestedAsyncCallCount; 119 unsigned m_nestedAsyncCallCount;
120 typedef HashMap<ExecutionContext*, ExecutionContextData*> ExecutionContextDa taMap; 120 typedef HashMap<ExecutionContext*, ExecutionContextData*> ExecutionContextDa taMap;
121 ExecutionContextDataMap m_executionContextDataMap; 121 ExecutionContextDataMap m_executionContextDataMap;
122 }; 122 };
123 123
124 } // namespace WebCore 124 } // namespace WebCore
125 125
126 #endif // !defined(AsyncCallStackTracker_h) 126 #endif // !defined(AsyncCallStackTracker_h)
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