Remove unused DEFINE_STATIC_REF_WILL_BE_PERSISTENT().

third_party/WebKit/Source/platform/heap/Handle.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 987 matching lines @@
 template<typename T, typename U> inline bool operator==(const Member<T>& a, const Member<U>& b) { return a.get() == b.get(); }
 template<typename T, typename U> inline bool operator!=(const Member<T>& a, const Member<U>& b) { return a.get() != b.get(); }
 template<typename T, typename U> inline bool operator==(const Persistent<T>& a, const Persistent<U>& b) { return a.get() == b.get(); }
 template<typename T, typename U> inline bool operator!=(const Persistent<T>& a, const Persistent<U>& b) { return a.get() != b.get(); }
 
 template<typename T, typename U> inline bool operator==(const Member<T>& a, const Persistent<U>& b) { return a.get() == b.get(); }
 template<typename T, typename U> inline bool operator!=(const Member<T>& a, const Persistent<U>& b) { return a.get() != b.get(); }
 template<typename T, typename U> inline bool operator==(const Persistent<T>& a, const Member<U>& b) { return a.get() == b.get(); }
 template<typename T, typename U> inline bool operator!=(const Persistent<T>& a, const Member<U>& b) { return a.get() != b.get(); }
 
-#if defined(LEAK_SANITIZER)
-#define DEFINE_STATIC_REF_WILL_BE_PERSISTENT(type, name, arguments) \
-    static type* name = *(new Persistent<type>(arguments))->registerAsStaticReference()
-#else
-#define DEFINE_STATIC_REF_WILL_BE_PERSISTENT(type, name, arguments) \
-    static type* name = *(new Persistent<type>(arguments))
-#endif
-
 template<typename T, bool = IsGarbageCollectedType<T>::value>
 class RawPtrOrMemberTrait {
     STATIC_ONLY(RawPtrOrMemberTrait)
 public:
     using Type = RawPtr<T>;
 };
 
 template<typename T>
 class RawPtrOrMemberTrait<T, true> {
     STATIC_ONLY(RawPtrOrMemberTrait)
@@ skipping 275 matching lines @@
     // into it.
     //
     // TODO(sof): remove this hack once wtf/Functional.h can also work with a type like
     // CrossThreadWeakPersistent<>.
     static WeakPtr<T> unwrap(const StorageType& value) { return WeakPtr<T>(WeakReference<T>::create(value.get())); }
 };
 
 } // namespace WTF
 
 #endif