[Bindings] Move and remove some private symbols from V8HiddenValue

third_party/WebKit/Source/modules/fetch/BodyStreamBuffer.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/BodyStreamBuffer.h"
 
+#include <memory>
 #include "bindings/core/v8/ScriptState.h"
-#include "bindings/core/v8/V8HiddenValue.h"
+#include "bindings/core/v8/V8PrivateProperty.h"
 #include "bindings/core/v8/V8ThrowException.h"
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMTypedArray.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/streams/ReadableStreamController.h"
 #include "core/streams/ReadableStreamOperations.h"
 #include "modules/fetch/Body.h"
 #include "modules/fetch/ReadableStreamBytesConsumer.h"
 #include "platform/blob/BlobData.h"
 #include "platform/network/EncodedFormData.h"
-#include <memory>
 
 namespace blink {
 
 class BodyStreamBuffer::LoaderClient final
     : public GarbageCollectedFinalized<LoaderClient>,
       public ContextLifecycleObserver,
       public FetchDataLoader::Client {
   WTF_MAKE_NONCOPYABLE(LoaderClient);
   USING_GARBAGE_COLLECTED_MIXIN(LoaderClient);
 
@@ skipping 53 matching lines @@
       m_madeFromReadableStream(false) {
   v8::Local<v8::Value> bodyValue = ToV8(this, scriptState);
   DCHECK(!bodyValue.IsEmpty());
   DCHECK(bodyValue->IsObject());
   v8::Local<v8::Object> body = bodyValue.As<v8::Object>();
 
   ScriptValue readableStream = ReadableStreamOperations::createReadableStream(
       scriptState, this,
       ReadableStreamOperations::createCountQueuingStrategy(scriptState, 0));
   DCHECK(!readableStream.isEmpty());
-  V8HiddenValue::setHiddenValue(
-      scriptState, body,
-      V8HiddenValue::internalBodyStream(scriptState->isolate()),
-      readableStream.v8Value());
+  V8PrivateProperty::getInternalBodyStream(scriptState->isolate())
+      .set(body, readableStream.v8Value());
   m_consumer->setClient(this);
   onStateChange();
 }
 
 BodyStreamBuffer::BodyStreamBuffer(ScriptState* scriptState, ScriptValue stream)
     : UnderlyingSourceBase(scriptState),
       m_scriptState(scriptState),
       m_madeFromReadableStream(true) {
   DCHECK(ReadableStreamOperations::isReadableStream(scriptState, stream));
   v8::Local<v8::Value> bodyValue = ToV8(this, scriptState);
   DCHECK(!bodyValue.IsEmpty());
   DCHECK(bodyValue->IsObject());
   v8::Local<v8::Object> body = bodyValue.As<v8::Object>();
 
-  V8HiddenValue::setHiddenValue(
-      scriptState, body,
-      V8HiddenValue::internalBodyStream(scriptState->isolate()),
-      stream.v8Value());
+  V8PrivateProperty::getInternalBodyStream(scriptState->isolate())
+      .set(body, stream.v8Value());
 }
 
 ScriptValue BodyStreamBuffer::stream() {
   ScriptState::Scope scope(m_scriptState.get());
   v8::Local<v8::Value> bodyValue = ToV8(this, m_scriptState.get());
   DCHECK(!bodyValue.IsEmpty());
   DCHECK(bodyValue->IsObject());
   v8::Local<v8::Object> body = bodyValue.As<v8::Object>();
   return ScriptValue(
       m_scriptState.get(),
-      V8HiddenValue::getHiddenValue(
-          m_scriptState.get(), body,
-          V8HiddenValue::internalBodyStream(m_scriptState->isolate())));
+      V8PrivateProperty::getInternalBodyStream(m_scriptState->isolate())
+          .getOrEmpty(body));
 }
 
 PassRefPtr<BlobDataHandle> BodyStreamBuffer::drainAsBlobDataHandle(
     BytesConsumer::BlobSizePolicy policy) {
   ASSERT(!isStreamLocked());
   ASSERT(!isStreamDisturbed());
   if (isStreamClosed() || isStreamErrored())
     return nullptr;
 
   if (m_madeFromReadableStream)
@@ skipping 248 matching lines @@
   }
   if (isErrored)
     return BytesConsumer::createErrored(BytesConsumer::Error("error"));
 
   DCHECK(consumer);
   consumer->clearClient();
   return consumer;
 }
 
 }  // namespace blink