TimelinePanel: make GC events synchronous.

Source/core/inspector/InspectorTimelineAgent.h

 /*
 * Copyright (C) 2012 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
@@ skipping 32 matching lines @@
 #include "platform/PlatformInstrumentation.h"
 #include "platform/geometry/LayoutRect.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/Vector.h"
 #include "wtf/WeakPtr.h"
 
 namespace WebCore {
 struct FetchInitiatorInfo;
-struct TimelineGCEvent;
 struct TimelineImageInfo;
 struct TimelineThreadState;
 struct TimelineRecordEntry;
 
 class DOMWindow;
 class Document;
 class DocumentLoader;
 class Event;
 class ExecutionContext;
 class FloatQuad;
@@ skipping 197 matching lines @@
 
     void sendEvent(PassRefPtr<TypeBuilder::Timeline::TimelineEvent>);
     void appendRecord(PassRefPtr<JSONObject> data, const String& type, bool captureCallStack, LocalFrame*);
     void pushCurrentRecord(PassRefPtr<JSONObject> data, const String& type, bool captureCallStack, LocalFrame*, bool hasLowLevelDetails = false);
     TimelineThreadState& threadState(ThreadIdentifier);
 
     void setCounters(TypeBuilder::Timeline::TimelineEvent*);
     void setFrameIdentifier(TypeBuilder::Timeline::TimelineEvent* record, LocalFrame*);
     void populateImageDetails(JSONObject* data, const RenderImage&);
 
-    void pushGCEventRecords();
-
     void didCompleteCurrentRecord(const String& type);
     void unwindRecordStack();
 
     void commitFrameRecord();
 
     void addRecordToTimeline(PassRefPtr<TypeBuilder::Timeline::TimelineEvent>, double ts);
     void innerAddRecordToTimeline(PassRefPtr<TypeBuilder::Timeline::TimelineEvent>);
     void clearRecordStack();
     PassRefPtr<TypeBuilder::Timeline::TimelineEvent> createRecordForEvent(const TraceEventDispatcher::TraceEvent&, const String& type, PassRefPtr<JSONObject> data);
 
@@ skipping 21 matching lines @@
 
     int m_id;
     unsigned long long m_layerTreeId;
 
     int m_maxCallStackDepth;
 
     Vector<TimelineRecordEntry> m_recordStack;
     RefPtr<TypeBuilder::Array<TypeBuilder::Timeline::TimelineEvent> > m_bufferedEvents;
     Vector<String> m_consoleTimelines;
 
-    typedef Vector<TimelineGCEvent> GCEvents;
-    GCEvents m_gcEvents;
     unsigned m_platformInstrumentationClientInstalledAtStackDepth;
     RefPtr<TypeBuilder::Timeline::TimelineEvent> m_pendingFrameRecord;
     RefPtr<TypeBuilder::Timeline::TimelineEvent> m_pendingGPURecord;
     typedef HashMap<unsigned long long, TimelineImageInfo> PixelRefToImageInfoMap;
     PixelRefToImageInfoMap m_pixelRefToImageInfo;
     RenderImage* m_imageBeingPainted;
     HashMap<unsigned long long, long long> m_layerToNodeMap;
     double m_paintSetupStart;
     double m_paintSetupEnd;
     RefPtr<JSONObject> m_gpuTask;
     unsigned m_styleRecalcElementCounter;
     typedef HashMap<ThreadIdentifier, TimelineThreadState> ThreadStateMap;
     ThreadStateMap m_threadStates;
     bool m_mayEmitFirstPaint;
     HashSet<String> m_liveEvents;
     double m_lastProgressTimestamp;
 };
 
 } // namespace WebCore
 
 #endif // !defined(InspectorTimelineAgent_h)