Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/geometry/TransformState.cpp

 /*
  * Copyright (C) 2011 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
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "platform/geometry/TransformState.h"
 
+#include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
 TransformState& TransformState::operator=(const TransformState& other)
 {
     m_accumulatedOffset = other.m_accumulatedOffset;
     m_mapPoint = other.m_mapPoint;
     m_mapQuad = other.m_mapQuad;
     if (m_mapPoint)
         m_lastPlanarPoint = other.m_lastPlanarPoint;
@@ skipping 173 matching lines @@
 
     // We could throw away m_accumulatedTransform if we wanted to here, but that
     // would cause thrash when traversing hierarchies with alternating
     // preserve-3d and flat elements.
     if (m_accumulatedTransform)
         m_accumulatedTransform->makeIdentity();
     m_accumulatingTransform = false;
 }
 
 } // namespace blink