Return unique_ptr<WebDataConsumerHandle::Reader> directly from obtainReader

third_party/WebKit/Source/modules/fetch/FetchFormDataConsumerHandle.h

 // Copyright 2015 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.
 
 #ifndef FetchFormDataConsumerHandle_h
 #define FetchFormDataConsumerHandle_h
 
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMArrayBufferView.h"
 #include "modules/ModulesExport.h"
@@ skipping 33 matching lines @@
 private:
     class Context;
     class SimpleContext;
     class ComplexContext;
     class ReaderImpl;
 
     explicit FetchFormDataConsumerHandle(const String& body);
     FetchFormDataConsumerHandle(const void*, size_t);
     FetchFormDataConsumerHandle(ExecutionContext*, const PassRefPtr<EncodedFormData> body, FetchBlobDataConsumerHandle::LoaderFactory* = nullptr);
 
-    Reader* obtainReaderInternal(Client*) override;
+    std::unique_ptr<Reader> obtainFetchDataReader(Client*) override;
 
     const char* debugName() const override { return "FetchFormDataConsumerHandle"; }
 
     RefPtr<Context> m_context;
 };
 
 } // namespace blink
 
 #endif // FetchFormDataConsumerHandle_h