Remove OwnPtr::release() calls in modules/ (part 1).

third_party/WebKit/Source/modules/fetch/DataConsumerHandleTestUtil.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 DataConsumerHandleTestUtil_h
 #define DataConsumerHandleTestUtil_h
 
 #include "bindings/core/v8/ScriptState.h"
 #include "core/testing/NullExecutionContext.h"
 #include "gin/public/isolate_holder.h"
@@ skipping 495 matching lines @@
         {
             wait();
         }
 
         PassOwnPtr<HandleReadResult> wait()
         {
             if (m_isDone)
                 return nullptr;
             m_event->wait();
             m_isDone = true;
-            return m_result.release();
+            return std::move(m_result);
         }
 
     private:
         void start(PassOwnPtr<WebDataConsumerHandle> handle)
         {
             m_handleReader = adoptPtr(new T(std::move(handle), bind<PassOwnPtr<HandleReadResult>>(&HandleReaderRunner::onFinished, this)));
         }
 
         void onFinished(PassOwnPtr<HandleReadResult> result)
         {
             m_handleReader = nullptr;
             m_result = std::move(result);
             m_event->signal();
         }
 
         OwnPtr<Thread> m_thread;
         OwnPtr<WaitableEvent> m_event;
         OwnPtr<HandleReadResult> m_result;
         bool m_isDone;
 
         OwnPtr<T> m_handleReader;
     };
 };
 
 } // namespace blink
 
 #endif // DataConsumerHandleTestUtil_h