Use per-frame TaskRunner instead of thread's default in DataConsumerHandle

third_party/WebKit/Source/modules/fetch/ReadableStreamDataConsumerHandle.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 ReadableStreamDataConsumerHandle_h
 #define ReadableStreamDataConsumerHandle_h
 
 #include "bindings/core/v8/ScriptValue.h"
 #include "modules/ModulesExport.h"
 #include "modules/fetch/FetchDataConsumerHandle.h"
@@ skipping 18 matching lines @@
 // WHICH IT IS CREATED. FIX THIS.
 class MODULES_EXPORT ReadableStreamDataConsumerHandle final : public FetchDataConsumerHandle {
     WTF_MAKE_NONCOPYABLE(ReadableStreamDataConsumerHandle);
 public:
     static std::unique_ptr<ReadableStreamDataConsumerHandle> create(ScriptState* scriptState, ScriptValue streamReader)
     {
         return wrapUnique(new ReadableStreamDataConsumerHandle(scriptState, streamReader));
     }
     ~ReadableStreamDataConsumerHandle() override;
 
-    std::unique_ptr<Reader> obtainFetchDataReader(Client*) override;
+    std::unique_ptr<Reader> obtainFetchDataReader(Client*, std::unique_ptr<WebTaskRunner>) override;
 
 private:
     class ReadingContext;
     ReadableStreamDataConsumerHandle(ScriptState*, ScriptValue streamReader);
     const char* debugName() const override { return "ReadableStreamDataConsumerHandle"; }
 
     RefPtr<ReadingContext> m_readingContext;
 };
 
 } // namespace blink
 
 #endif // ReadableStreamDataConsumerHandle_h