binding: Changes the association among global-proxy/global/window-instance.

third_party/WebKit/Source/bindings/core/v8/DOMWrapperMap.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:
  *
  *     * 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 61 matching lines @@
     if (UNLIKELY(containsKey(key))) {
       wrapper = newLocal(m_isolate, key);
       return false;
     }
     v8::Global<v8::Object> global(m_isolate, wrapper);
     wrapperTypeInfo->configureWrapper(&global);
     m_map.Set(key, std::move(global));
     return true;
   }
 
+  void removeIfAny(KeyType* key) {
+    if (containsKey(key))

[haraken, 2017/02/09 12:46:40]

Nit: Do you need this check?

[Yuki, 2017/02/10 07:47:21]

Seems not necessary.  Removed.

+      m_map.Remove(key);
+  }
+
   void clear() { m_map.Clear(); }
 
-  void removeAndDispose(KeyType* key) {
-    ASSERT(containsKey(key));
-    m_map.Remove(key);
-  }
-
   void markWrapper(KeyType* object) {
     m_map.RegisterExternallyReferencedObject(object);
   }
 
  private:
   class PersistentValueMapTraits {
     STATIC_ONLY(PersistentValueMapTraits);
 
    public:
     // Map traits:
@@ skipping 57 matching lines @@
     static void DisposeWeak(const v8::WeakCallbackInfo<WeakCallbackDataType>&);
   };
 
   v8::Isolate* m_isolate;
   typename PersistentValueMapTraits::MapType m_map;
 };
 
 }  // namespace blink
 
 #endif  // DOMWrapperMap_h