Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/page/NetworkStateNotifier.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/page/NetworkStateNotifier.h"
 
 #include "core/dom/CrossThreadTask.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/page/Page.h"
 #include "wtf/Assertions.h"
 #include "wtf/Functional.h"
-#include "wtf/PtrUtil.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/Threading.h"
 
 namespace blink {
 
 NetworkStateNotifier& networkStateNotifier()
 {
     DEFINE_THREAD_SAFE_STATIC_LOCAL(NetworkStateNotifier, networkStateNotifier, new NetworkStateNotifier);
     return networkStateNotifier;
 }
@@ skipping 23 matching lines @@
 }
 
 void NetworkStateNotifier::addObserver(NetworkStateObserver* observer, ExecutionContext* context)
 {
     ASSERT(context->isContextThread());
     ASSERT(observer);
 
     MutexLocker locker(m_mutex);
     ObserverListMap::AddResult result = m_observers.add(context, nullptr);
     if (result.isNewEntry)
-        result.storedValue->value = wrapUnique(new ObserverList);
+        result.storedValue->value = adoptPtr(new ObserverList);
 
     ASSERT(result.storedValue->value->observers.find(observer) == kNotFound);
     result.storedValue->value->observers.append(observer);
 }
 
 void NetworkStateNotifier::removeObserver(NetworkStateObserver* observer, ExecutionContext* context)
 {
     ASSERT(context->isContextThread());
     ASSERT(observer);
 
@@ skipping 95 matching lines @@
 
     list->zeroedObservers.clear();
 
     if (list->observers.isEmpty()) {
         MutexLocker locker(m_mutex);
         m_observers.remove(context); // deletes list
     }
 }
 
 } // namespace blink