[Invalidation Tracking] Trace StyleInvalidator setNeedsStyleRecalc

Source/core/inspector/InspectorTraceEvents.h

Index: Source/core/inspector/InspectorTraceEvents.h
diff --git a/Source/core/inspector/InspectorTraceEvents.h b/Source/core/inspector/InspectorTraceEvents.h
index 944069973d0bfe8b8f5ae1bee3af8d639fac9805..42c57a519232de7e930f260010ca9f2649d85e70 100644
--- a/Source/core/inspector/InspectorTraceEvents.h
+++ b/Source/core/inspector/InspectorTraceEvents.h
@@ -7,11 +7,15 @@
 
 #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;
@@ -29,6 +33,7 @@ class ResourceResponse;
 class ScriptCallStack;
 class ScriptSourceCode;
 class StyleChangeReasonForTracing;
+class TracedValue;
 class WorkerThread;
 class XMLHttpRequest;
 
@@ -43,6 +48,38 @@ public:
     static PassRefPtr<TraceEvent::ConvertableToTraceFormat> data(Node*, const StyleChangeReasonForTracing&);
 };
 
+class InspectorStyleInvalidatorInvalidateEvent {
+public:
+    static const char ElementHasPendingInvalidationList[];
+    static const char InvalidateCustomPseudo[];
+    static const char InvalidationSetMatchedAttribute[];
+    static const char InvalidationSetMatchedClass[];
+    static const char InvalidationSetMatchedId[];
+    static const char InvalidationSetMatchedTagName[];
+    static const char PreventStyleSharingForParent[];
+
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> data(Element&, const char* reason);
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> selectorPart(Element&, const char* reason, const String&);
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> invalidationList(Element&, const WillBeHeapVector<RefPtrWillBeMember<DescendantInvalidationSet> >&);
+
+private:
+    static PassRefPtr<TracedValue> fillCommonPart(Element&, const char* reason);
+};
+
+#define TRACE_STYLE_INVALIDATOR_INVALIDATION(element, reason) \
+    TRACE_EVENT_INSTANT1( \
+        TRACE_DISABLED_BY_DEFAULT("devtools.timeline.invalidationTracking"), \
+        "StyleInvalidatorInvalidationTracking", \
+        "data", \
+        InspectorStyleInvalidatorInvalidateEvent::data((element), (InspectorStyleInvalidatorInvalidateEvent::reason)))
+
+#define TRACE_STYLE_INVALIDATOR_INVALIDATION_SELECTORPART(element, reason, singleSelectorPart) \
+    TRACE_EVENT_INSTANT1( \
+        TRACE_DISABLED_BY_DEFAULT("devtools.timeline.invalidationTracking"), \
+        "StyleInvalidatorInvalidationTracking", \
+        "data", \
+        InspectorStyleInvalidatorInvalidateEvent::selectorPart((element), (InspectorStyleInvalidatorInvalidateEvent::reason), (singleSelectorPart)))
+
 class InspectorLayoutInvalidationTrackingEvent {
 public:
     static PassRefPtr<TraceEvent::ConvertableToTraceFormat> data(const RenderObject*);