[Bindings] Move and remove some private symbols from V8HiddenValue

third_party/WebKit/Source/modules/fetch/Response.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/fetch/Response.h"
 
 #include <memory>
 #include "bindings/core/v8/Dictionary.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/V8ArrayBuffer.h"
 #include "bindings/core/v8/V8ArrayBufferView.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/V8Blob.h"
 #include "bindings/core/v8/V8FormData.h"
-#include "bindings/core/v8/V8HiddenValue.h"
+#include "bindings/core/v8/V8PrivateProperty.h"
 #include "bindings/core/v8/V8URLSearchParams.h"
 #include "bindings/modules/v8/ByteStringSequenceSequenceOrDictionaryOrHeaders.h"
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMArrayBufferView.h"
 #include "core/dom/URLSearchParams.h"
 #include "core/fileapi/Blob.h"
 #include "core/frame/UseCounter.h"
 #include "core/html/FormData.h"
 #include "core/streams/ReadableStreamOperations.h"
 #include "modules/fetch/BlobBytesConsumer.h"
@@ skipping 421 matching lines @@
   v8::Local<v8::Value> bodyBuffer = ToV8(internalBodyBuffer(), scriptState);
   v8::Local<v8::Value> response = ToV8(this, scriptState);
   if (response.IsEmpty()) {
     // |toV8| can return an empty handle when the worker is terminating.
     // We don't want the renderer to crash in such cases.
     // TODO(yhirano): Delete this block after the graceful shutdown
     // mechanism is introduced.
     return;
   }
   DCHECK(response->IsObject());
-  V8HiddenValue::setHiddenValue(
-      scriptState, response.As<v8::Object>(),
-      V8HiddenValue::internalBodyBuffer(scriptState->isolate()), bodyBuffer);
+  V8PrivateProperty::getInternalBodyBuffer(scriptState->isolate())
+      .set(response.As<v8::Object>(), bodyBuffer);
 }
 
 DEFINE_TRACE(Response) {
   Body::trace(visitor);
   visitor->trace(m_response);
   visitor->trace(m_headers);
 }
 
 }  // namespace blink