Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/modules/webdatabase/DatabaseThread.cpp

 /*
  * Copyright (C) 2007, 2008, 2013 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
@@ skipping 18 matching lines @@
 #include "modules/webdatabase/DatabaseThread.h"
 
 #include "modules/webdatabase/Database.h"
 #include "modules/webdatabase/DatabaseTask.h"
 #include "modules/webdatabase/SQLTransactionClient.h"
 #include "modules/webdatabase/SQLTransactionCoordinator.h"
 #include "platform/Logging.h"
 #include "platform/ThreadSafeFunctional.h"
 #include "platform/WebThreadSupportingGC.h"
 #include "public/platform/Platform.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
 DatabaseThread::DatabaseThread()
-    : m_transactionClient(wrapUnique(new SQLTransactionClient()))
+    : m_transactionClient(adoptPtr(new SQLTransactionClient()))
     , m_cleanupSync(nullptr)
     , m_terminationRequested(false)
 {
     DCHECK(isMainThread());
 }
 
 DatabaseThread::~DatabaseThread()
 {
     ASSERT(m_openDatabaseSet.isEmpty());
     ASSERT(!m_thread);
@@ skipping 99 matching lines @@
     return !m_terminationRequested && m_openDatabaseSet.contains(database);
 }
 
 bool DatabaseThread::isDatabaseThread() const
 {
     // This function is called only from the main thread or the database
     // thread. If we are not in the main thread, we are in the database thread.
     return !isMainThread();
 }
 
-void DatabaseThread::scheduleTask(std::unique_ptr<DatabaseTask> task)
+void DatabaseThread::scheduleTask(PassOwnPtr<DatabaseTask> task)
 {
     ASSERT(m_thread);
 #if ENABLE(ASSERT)
     {
         MutexLocker lock(m_terminationRequestedMutex);
         ASSERT(!m_terminationRequested);
     }
 #endif
     // WebThread takes ownership of the task.
     m_thread->postTask(BLINK_FROM_HERE, threadSafeBind(&DatabaseTask::run, std::move(task)));
 }
 
 } // namespace blink