1 files changed, 6 insertions, 1 deletions
diff --git a/chromium/third_party/blink/renderer/core/css/property_registry.h b/chromium/third_party/blink/renderer/core/css/property_registry.h
index b9dc7a10ef4..6f7f0503db4 100644
--- a/chromium/third_party/blink/renderer/core/css/property_registry.h
+++ b/chromium/third_party/blink/renderer/core/css/property_registry.h
@@ -16,7 +16,9 @@ class CORE_EXPORT PropertyRegistry : public GarbageCollected<PropertyRegistry> {
   using RegistrationMap =
       HeapHashMap<AtomicString, Member<PropertyRegistration>>;
 
-  static PropertyRegistry* Create() { return new PropertyRegistry(); }
+  static PropertyRegistry* Create() {
+    return MakeGarbageCollected<PropertyRegistry>();
+  }
 
   void RegisterProperty(const AtomicString&, PropertyRegistration&);
   const PropertyRegistration* Registration(const AtomicString&) const;
@@ -36,6 +38,9 @@ class CORE_EXPORT PropertyRegistry : public GarbageCollected<PropertyRegistry> {
                                            const AtomicString& property_name,
                                            const CSSValue*);
 
+  void MarkReferenced(const AtomicString&) const;
+  bool WasReferenced(const AtomicString&) const;
+
  private:
   RegistrationMap registrations_;
 };