[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 24ffa7165b1b645695ea0218bd59f291906ed4e1..a876dce3ce282741001151208ee9a206fe8a1a7b 100644
--- a/Source/core/inspector/InspectorTraceEvents.h
+++ b/Source/core/inspector/InspectorTraceEvents.h
@@ -7,11 +7,14 @@
 
 #include "platform/EventTracer.h"
 #include "platform/TraceEvent.h"
+#include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 
 namespace blink {
 
+class DescendantInvalidationSet;
 class Document;
+class Element;
 class Event;
 class ExecutionContext;
 class FrameView;
@@ -30,6 +33,33 @@ class ScriptCallStack;
 class WorkerThread;
 class XMLHttpRequest;
 
+class InspectorStyleInvalidatorInvalidateEvent {
+public:
+    static const char ElementHasPendingInvalidationMap[];
+    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> withExtraData(Element&, const char* reason, const String&);
+    static PassRefPtr<TraceEvent::ConvertableToTraceFormat> invalidationList(Element&, const WillBeHeapVector<RefPtrWillBeMember<DescendantInvalidationSet> >&);
+};
+#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_EXTRADATA(ELEMENT, REASON, EXTRADATA) \
+    TRACE_EVENT_INSTANT1( \
+        TRACE_DISABLED_BY_DEFAULT("devtools.timeline.invalidationTracking"), \
+        "StyleInvalidatorInvalidationTracking", \
+        "data", \
+        InspectorStyleInvalidatorInvalidateEvent::withExtraData((ELEMENT), (InspectorStyleInvalidatorInvalidateEvent::REASON), (EXTRADATA)))
+
 class InspectorLayoutEvent {
 public:
     static PassRefPtr<TraceEvent::ConvertableToTraceFormat> beginData(FrameView*);