[Invalidation Tracking] Trace StyleInvalidator setNeedsStyleRecalc

Source/core/css/invalidation/DescendantInvalidationSet.h

 /*
  * Copyright (C) 2014 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 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef DescendantInvalidationSet_h
 #define DescendantInvalidationSet_h
 
+#include "core/css/invalidation/StyleInvalidationTracingEnabledFlag.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/HashSet.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/AtomicStringHash.h"
 #include "wtf/text/StringHash.h"
 
 namespace blink {
 
 class Element;
+class TracedValue;
 
 // Tracks data to determine which elements of a DOM subtree need to have style
 // recalculated.
 class DescendantInvalidationSet FINAL : public RefCountedWillBeGarbageCollected<DescendantInvalidationSet> {
 public:
     static PassRefPtrWillBeRawPtr<DescendantInvalidationSet> create()
     {
         return adoptRefWillBeNoop(new DescendantInvalidationSet);
     }
 
+    template <StyleInvalidationTracingEnabledFlag>
     bool invalidatesElement(Element&) const;
 
     void combine(const DescendantInvalidationSet& other);
 
     void addClass(const AtomicString& className);
     void addId(const AtomicString& id);
     void addTagName(const AtomicString& tagName);
     void addAttribute(const AtomicString& attributeLocalName);
 
     void setWholeSubtreeInvalid();
     bool wholeSubtreeInvalid() const { return m_allDescendantsMightBeInvalid; }
 
     void setTreeBoundaryCrossing() { m_treeBoundaryCrossing = true; }
     bool treeBoundaryCrossing() const { return m_treeBoundaryCrossing; }
 
     void setCustomPseudoInvalid() { m_customPseudoInvalid = true; }
     bool customPseudoInvalid() const { return m_customPseudoInvalid; }
 
     bool isEmpty() const { return !m_classes && !m_ids && !m_tagNames && !m_attributes; }
 
     void trace(Visitor*);
 
+    void toTracedValue(TracedValue*) const;
+
 #ifndef NDEBUG
     void show() const;
 #endif
 
 private:
     DescendantInvalidationSet();
 
     WillBeHeapHashSet<AtomicString>& ensureClassSet();
     WillBeHeapHashSet<AtomicString>& ensureIdSet();
     WillBeHeapHashSet<AtomicString>& ensureTagNameSet();
@@ skipping 11 matching lines @@
     // If true, all descendants which are custom pseudo elements must be invalidated.
     unsigned m_customPseudoInvalid : 1;
 
     // If true, the invalidation must traverse into ShadowRoots with this set.
     unsigned m_treeBoundaryCrossing : 1;
 };
 
 } // namespace blink
 
 #endif // DescendantInvalidationSet_h