Remove CrossThreadPersistent::release

third_party/WebKit/Source/platform/Supplementable.h

 /*
  * Copyright (C) 2012 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 102 matching lines @@
 
 // Supplementable<T> inherits from GarbageCollectedMixin virtually
 // to allow ExecutionContext to derive from two GC mixin classes.
 template <typename T>
 class Supplementable : public virtual GarbageCollectedMixin {
   WTF_MAKE_NONCOPYABLE(Supplementable);
 
  public:
   void provideSupplement(const char* key, Supplement<T>* supplement) {
 #if DCHECK_IS_ON()
-    DCHECK_EQ(m_threadId, currentThread());
+    DCHECK_EQ(m_creationThreadId, currentThread());
 #endif
     this->m_supplements.set(key, supplement);
   }
 
   void removeSupplement(const char* key) {
 #if DCHECK_IS_ON()
-    DCHECK_EQ(m_threadId, currentThread());
+    DCHECK_EQ(m_creationThreadId, currentThread());
 #endif
     this->m_supplements.remove(key);
   }
 
   Supplement<T>* requireSupplement(const char* key) {
 #if DCHECK_IS_ON()
-    DCHECK_EQ(m_threadId, currentThread());
+    DCHECK_EQ(m_attachedThreadId, currentThread());
 #endif
     return this->m_supplements.get(key);
   }
 
   void reattachThread() {
 #if DCHECK_IS_ON()
-    m_threadId = currentThread();
+    m_attachedThreadId = currentThread();
 #endif
   }
 
   DEFINE_INLINE_VIRTUAL_TRACE() { visitor->trace(m_supplements); }
 
  protected:
   using SupplementMap =
       HeapHashMap<const char*, Member<Supplement<T>>, PtrHash<const char>>;
   SupplementMap m_supplements;
 
   Supplementable()
 #if DCHECK_IS_ON()
-      : m_threadId(currentThread())
+      : m_attachedThreadId(currentThread()),
+        m_creationThreadId(currentThread())
 #endif
   {
   }
 
 #if DCHECK_IS_ON()
  private:
-  ThreadIdentifier m_threadId;
+  ThreadIdentifier m_attachedThreadId;
+  ThreadIdentifier m_creationThreadId;
 #endif
 };
 
 template <typename T>
 struct ThreadingTrait<Supplement<T>> {
   static const ThreadAffinity Affinity = ThreadingTrait<T>::Affinity;
 };
 
 template <typename T>
 struct ThreadingTrait<Supplementable<T>> {
   static const ThreadAffinity Affinity = ThreadingTrait<T>::Affinity;
 };
 
 }  // namespace blink
 
 #endif  // Supplementable_h