Oilpan: Prepare moving AsyncCallStackTracker to Oilpan

Source/core/inspector/AsyncCallStackTracker.cpp

Index: Source/core/inspector/AsyncCallStackTracker.cpp
diff --git a/Source/core/inspector/AsyncCallStackTracker.cpp b/Source/core/inspector/AsyncCallStackTracker.cpp
index 01c4e099191b506d642d8f51838c2d943a2d26d2..8eb103cf8404108521c4517b41d97915f992f155 100644
--- a/Source/core/inspector/AsyncCallStackTracker.cpp
+++ b/Source/core/inspector/AsyncCallStackTracker.cpp
@@ -56,8 +56,8 @@ static const char enqueueMutationRecordName[] = "Mutation";
 
 namespace blink {
 
-class AsyncCallStackTracker::ExecutionContextData FINAL : public ContextLifecycleObserver {
-    WTF_MAKE_FAST_ALLOCATED;
+class AsyncCallStackTracker::ExecutionContextData FINAL : public NoBaseWillBeGarbageCollectedFinalized<AsyncCallStackTracker::ExecutionContextData>, public ContextLifecycleObserver {
+    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
 public:
     ExecutionContextData(AsyncCallStackTracker* tracker, ExecutionContext* executionContext)
         : ContextLifecycleObserver(executionContext)
@@ -83,20 +83,33 @@ public:
         return m_circularSequentialID;
     }
 
+    void trace(Visitor* visitor)
+    {
+        visitor->trace(m_tracker);
+        visitor->trace(m_timerCallChains);
+        visitor->trace(m_animationFrameCallChains);
+        visitor->trace(m_eventCallChains);
+        visitor->trace(m_xhrCallChains);
+        visitor->trace(m_mutationObserverCallChains);
+        visitor->trace(m_executionContextTaskCallChains);
+        visitor->trace(m_v8AsyncTaskCallChains);
+        visitor->trace(m_asyncOperationCallChains);
+    }
+
 private:
     int m_circularSequentialID;
 
 public:
-    AsyncCallStackTracker* m_tracker;
+    RawPtrWillBeMember<AsyncCallStackTracker> m_tracker;
     HashSet<int> m_intervalTimerIds;
-    WillBePersistentHeapHashMap<int, RefPtrWillBeMember<AsyncCallChain> > m_timerCallChains;
-    WillBePersistentHeapHashMap<int, RefPtrWillBeMember<AsyncCallChain> > m_animationFrameCallChains;
-    WillBePersistentHeapHashMap<RawPtrWillBeMember<Event>, RefPtrWillBeMember<AsyncCallChain> > m_eventCallChains;
-    WillBePersistentHeapHashMap<RawPtrWillBeMember<EventTarget>, RefPtrWillBeMember<AsyncCallChain> > m_xhrCallChains;
-    WillBePersistentHeapHashMap<RawPtrWillBeMember<MutationObserver>, RefPtrWillBeMember<AsyncCallChain> > m_mutationObserverCallChains;
-    WillBePersistentHeapHashMap<ExecutionContextTask*, RefPtrWillBeMember<AsyncCallChain> > m_executionContextTaskCallChains;
-    WillBePersistentHeapHashMap<String, RefPtrWillBeMember<AsyncCallChain> > m_v8AsyncTaskCallChains;
-    WillBePersistentHeapHashMap<int, RefPtrWillBeMember<AsyncCallChain> > m_asyncOperationCallChains;
+    WillBeHeapHashMap<int, RefPtrWillBeMember<AsyncCallChain> > m_timerCallChains;
+    WillBeHeapHashMap<int, RefPtrWillBeMember<AsyncCallChain> > m_animationFrameCallChains;
+    WillBeHeapHashMap<RawPtrWillBeMember<Event>, RefPtrWillBeMember<AsyncCallChain> > m_eventCallChains;
+    WillBeHeapHashMap<RawPtrWillBeMember<EventTarget>, RefPtrWillBeMember<AsyncCallChain> > m_xhrCallChains;
+    WillBeHeapHashMap<RawPtrWillBeMember<MutationObserver>, RefPtrWillBeMember<AsyncCallChain> > m_mutationObserverCallChains;
+    WillBeHeapHashMap<ExecutionContextTask*, RefPtrWillBeMember<AsyncCallChain> > m_executionContextTaskCallChains;
+    WillBeHeapHashMap<String, RefPtrWillBeMember<AsyncCallChain> > m_v8AsyncTaskCallChains;
+    WillBeHeapHashMap<int, RefPtrWillBeMember<AsyncCallChain> > m_asyncOperationCallChains;
 };
 
 static XMLHttpRequest* toXmlHttpRequest(EventTarget* eventTarget)
@@ -480,4 +493,10 @@ void AsyncCallStackTracker::clear()
         delete it->value;
 }
 
+void AsyncCallStackTracker::trace(Visitor* visitor)
+{
+    visitor->trace(m_currentAsyncCallChain);
+    visitor->trace(m_executionContextDataMap);
+}
+
 } // namespace blink