Remove CrossThreadCopier for WeakMember and WeakMember*

third_party/WebKit/Source/platform/CrossThreadCopier.h

 /*
  * Copyright (C) 2009, 2010 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 140 matching lines @@
 struct CrossThreadCopier<PassOwnPtr<T>> {
     STATIC_ONLY(CrossThreadCopier);
     typedef PassOwnPtr<T> Type;
     static Type copy(Type ownPtr)
     {
         return ownPtr;
     }
 };
 
 template <typename T>
-struct CrossThreadCopier<WeakMember<T>*> {
-    STATIC_ONLY(CrossThreadCopier);
-    typedef WeakMember<T>* Type;
-    static Type copy(Type ptr)
-    {
-        return ptr;
-    }
-};
-
-template <typename T>
 struct CrossThreadCopier<WTF::PassedWrapper<T>> {
     STATIC_ONLY(CrossThreadCopier);
     using Type = WTF::PassedWrapper<typename CrossThreadCopier<T>::Type>;
     static Type copy(WTF::PassedWrapper<T>&& value) { return passed(CrossThreadCopier<T>::copy(value.moveOut())); }
 };
 
 template<typename T>
 struct CrossThreadCopier<CrossThreadWeakPersistentThisPointer<T>> : public CrossThreadCopierPassThrough<CrossThreadWeakPersistentThisPointer<T>> {
     STATIC_ONLY(CrossThreadCopier);
 };
@@ skipping 37 matching lines @@
 struct CrossThreadCopier<Member<T>> {
     STATIC_ONLY(CrossThreadCopier);
     static_assert(IsGarbageCollectedType<T>::value, "T must be a garbage-collected type.");
     typedef T* Type;
     static Type copy(const Member<T>& ptr)
     {
         return ptr;
     }
 };
 
-template <typename T>
-struct CrossThreadCopier<WeakMember<T>> {
-    STATIC_ONLY(CrossThreadCopier);
-    static_assert(IsGarbageCollectedType<T>::value, "T must be a garbage-collected type.");
-    typedef T* Type;
-    static Type copy(const WeakMember<T>& ptr)
-    {
-        return ptr;
-    }
-};
-
 // |T| is |C*| or |const WeakPtr<C>&|.
 template <typename T>
 struct AllowCrossThreadAccessWrapper {
     STACK_ALLOCATED();
 public:
     explicit AllowCrossThreadAccessWrapper(T value) : m_value(value) { }
     T value() const { return m_value; }
 private:
     // This raw pointer is safe since AllowCrossThreadAccessWrapper is
     // always stack-allocated. Ideally this should be Member<T> if T is
@@ skipping 19 matching lines @@
 
 template <typename T>
 AllowCrossThreadAccessWrapper<const WeakPtr<T>&> AllowCrossThreadAccess(const WeakPtr<T>& value)
 {
     return AllowCrossThreadAccessWrapper<const WeakPtr<T>&>(value);
 }
 
 } // namespace blink
 
 #endif // CrossThreadCopier_h