v8binding: Removes WindowProxy::GlobalDetachmentBehavior.

third_party/WebKit/Source/bindings/core/v8/RemoteWindowProxy.h

 /*
  * Copyright (C) 2009 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 37 matching lines @@
   static RemoteWindowProxy* Create(v8::Isolate* isolate,
                                    RemoteFrame& frame,
                                    RefPtr<DOMWrapperWorld> world) {
     return new RemoteWindowProxy(isolate, frame, std::move(world));
   }
 
  private:
   RemoteWindowProxy(v8::Isolate*, RemoteFrame&, RefPtr<DOMWrapperWorld>);
 
   void Initialize() override;
-  void DisposeContext(GlobalDetachmentBehavior) override;
+  void DisposeContext(Lifecycle next_status) override;
 
   // Creates a new v8::Context with the window wrapper object as the global
   // object (aka the inner global).  Note that the window wrapper and its
   // prototype chain do not get fully initialized yet, e.g. the window
   // wrapper is not yet associated with the native DOMWindow object.
   void CreateContext();
 
   // Associates the window wrapper and its prototype chain with the native
   // DOMWindow object. Also does some more Window-specific initialization.
   void SetupWindowPrototypeChain();
 };
 
 }  // namespace blink
 
 #endif  // RemoteWindowProxy_h