Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/layout/LayoutBox.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 10 matching lines @@
  */
 
 #ifndef LayoutBox_h
 #define LayoutBox_h
 
 #include "core/CoreExport.h"
 #include "core/layout/LayoutBoxModelObject.h"
 #include "core/layout/OverflowModel.h"
 #include "core/layout/ScrollEnums.h"
 #include "platform/scroll/ScrollTypes.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
 class LayoutBlockFlow;
 class LayoutMultiColumnSpannerPlaceholder;
 class ShapeOutsideInfo;
 
 struct PaintInfo;
 
 enum SizeType { MainOrPreferredSize, MinSize, MaxSize };
@@ skipping 39 matching lines @@
 
     LayoutUnit m_pageLogicalOffset;
 
     LayoutUnit m_paginationStrut;
 
     LayoutBlock* m_percentHeightContainer;
     // For snap area, the owning snap container.
     LayoutBox* m_snapContainer;
     // For snap container, the descendant snap areas that contribute snap
     // points.
-    std::unique_ptr<SnapAreaSet> m_snapAreas;
+    OwnPtr<SnapAreaSet> m_snapAreas;
 
     SnapAreaSet& ensureSnapAreas()
     {
         if (!m_snapAreas)
-            m_snapAreas = wrapUnique(new SnapAreaSet);
+            m_snapAreas = adoptPtr(new SnapAreaSet);
 
         return *m_snapAreas;
     }
 };
 
 // LayoutBox implements the full CSS box model.
 //
 // LayoutBoxModelObject only introduces some abstractions for LayoutInline and
 // LayoutBox. The logic for the model is in LayoutBox, e.g. the storage for the
 // rectangle and offset forming the CSS box (m_frameRect) and the getters for
@@ skipping 946 matching lines @@
     // the boolean preferredLogicalWidthsDirty is true. It also MUST clear the
     // boolean before returning.
     //
     // See INTRINSIC SIZES / PREFERRED LOGICAL WIDTHS in LayoutObject.h for more
     // details about those widths.
     virtual void computePreferredLogicalWidths() { clearPreferredLogicalWidthsDirty(); }
 
     LayoutBoxRareData& ensureRareData()
     {
         if (!m_rareData)
-            m_rareData = wrapUnique(new LayoutBoxRareData());
+            m_rareData = adoptPtr(new LayoutBoxRareData());
         return *m_rareData.get();
     }
 
     bool needToSavePreviousBoxSizes();
     void savePreviousBoxSizesIfNeeded();
     LayoutSize computePreviousBorderBoxSize(const LayoutSize& previousBoundsSize) const;
 
     bool logicalHeightComputesAsNone(SizeType) const;
 
     bool isBox() const = delete; // This will catch anyone doing an unnecessary check.
@@ skipping 42 matching lines @@
     //
     // See LayoutObject::minPreferredLogicalWidth() for more details.
     LayoutUnit m_minPreferredLogicalWidth;
 
     // The logical width of the element if it never breaks any lines at all.
     //
     // See LayoutObject::maxPreferredLogicalWidth() for more details.
     LayoutUnit m_maxPreferredLogicalWidth;
 
     // Our overflow information.
-    std::unique_ptr<BoxOverflowModel> m_overflow;
+    OwnPtr<BoxOverflowModel> m_overflow;
 
 private:
     // The inline box containing this LayoutBox, for atomic inline elements.
     InlineBox* m_inlineBoxWrapper;
 
-    std::unique_ptr<LayoutBoxRareData> m_rareData;
+    OwnPtr<LayoutBoxRareData> m_rareData;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBox, isBox());
 
 inline LayoutBox* LayoutBox::previousSiblingBox() const
 {
     return toLayoutBox(previousSibling());
 }
 
 inline LayoutBox* LayoutBox::previousInFlowSiblingBox() const
@@ skipping 76 matching lines @@
         || breakValue == BreakLeft
         || breakValue == BreakPage
         || breakValue == BreakRecto
         || breakValue == BreakRight
         || breakValue == BreakVerso;
 }
 
 } // namespace blink
 
 #endif // LayoutBox_h