[Invalidation Tracking] Trace ScheduleStyleInvalidation

Source/core/inspector/InspectorTraceEvents.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef InspectorTraceEvents_h
 #define InspectorTraceEvents_h
 
+#include "core/css/CSSSelector.h"
 #include "platform/EventTracer.h"
 #include "platform/TraceEvent.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/Functional.h"
 
 namespace blink {
 
 class DescendantInvalidationSet;
 class Document;
 class Element;
 class Event;
 class ExecutionContext;
 class FrameView;
 class GraphicsLayer;
 class KURL;
 class LayoutRect;
 class LocalFrame;
 class Node;
+class QualifiedName;
 class RenderImage;
 class RenderLayer;
 class RenderObject;
 class ResourceRequest;
 class ResourceResponse;
 class StyleChangeReasonForTracing;
 class TracedValue;
 class WorkerThread;
 class XMLHttpRequest;
 
 class InspectorLayoutEvent {
 public:
     static PassRefPtr<TraceEvent::ConvertableToTraceFormat> beginData(FrameView*);
     static PassRefPtr<TraceEvent::ConvertableToTraceFormat> endData(RenderObject* rootForThisLayout);
 };
 
+class InspectorScheduleStyleInvalidationTrackingEvent {
+public:
+    static const char Attribute[];
+    static const char Class[];
+    static const char Id[];
+    static const char Pseudo[];
+
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> attributeChange(Element&, const DescendantInvalidationSet&, const QualifiedName&);
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> classChange(Element&, const DescendantInvalidationSet&, const AtomicString&);
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> idChange(Element&, const DescendantInvalidationSet&, const AtomicString&);
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> pseudoChange(Element&, const DescendantInvalidationSet&, CSSSelector::PseudoType);
+
+private:
+    static PassRefPtr<TracedValue> fillCommonPart(Element&, const DescendantInvalidationSet&, const char* invalidatedSelector);
+};
+
+#define TRACE_SCHEDULE_STYLE_INVALIDATION(element, invalidationSet, changeType, ...) \
+    TRACE_EVENT_INSTANT1( \
+        TRACE_DISABLED_BY_DEFAULT("devtools.timeline.invalidationTracking"), \
+        "ScheduleStyleInvalidationTracking", \
+        "data", \
+        InspectorScheduleStyleInvalidationTrackingEvent::changeType((element), (invalidationSet), __VA_ARGS__))
+
 class InspectorStyleRecalcInvalidationTrackingEvent {
 public:
     static PassRefPtr<TraceEvent::ConvertableToTraceFormat> data(Node*, const StyleChangeReasonForTracing&);
 };
 
 String descendantInvalidationSetToIdString(const DescendantInvalidationSet&);
 
 class InspectorStyleInvalidatorInvalidateEvent {
 public:
     static const char ElementHasPendingInvalidationList[];
@@ skipping 171 matching lines @@
 
 class InspectorTracingSessionIdForWorkerEvent {
 public:
     static PassRefPtr<TraceEvent::ConvertableToTraceFormat> data(const String& sessionId, WorkerThread*);
 };
 
 } // namespace blink
 
 
 #endif // !defined(InspectorTraceEvents_h)