Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/fonts/GlyphPageTreeNode.h

 /*
  * Copyright (C) 2006, 2007, 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
@@ skipping 14 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef GlyphPageTreeNode_h
 #define GlyphPageTreeNode_h
 
 #include "platform/fonts/GlyphPage.h"
 #include "wtf/Allocator.h"
 #include "wtf/HashMap.h"
+#include "wtf/OwnPtr.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/text/Unicode.h"
-#include <memory>
 #include <string.h>
+
 #include <unicode/uscript.h>
 
 namespace blink {
 
 class FontData;
 class SimpleFontData;
 
 // The glyph page tree is a data structure that maps (FontData, glyph page number)
 // to a GlyphPage.  Level 0 (the "root") is special. There is one root
 // GlyphPageTreeNode for each glyph page number.  The roots do not have a
@@ skipping 77 matching lines @@
     void initializeOverridePage(const FontData*, unsigned pageNumber);
 
 #ifndef NDEBUG
     void showSubtree();
 #endif
 
     static HashMap<int, GlyphPageTreeNode*>* roots;
     static GlyphPageTreeNode* pageZeroRoot;
 
     RefPtr<GlyphPage> m_page;
-    typedef HashMap<const FontData*, std::unique_ptr<GlyphPageTreeNode>> GlyphPageTreeNodeMap;
+    typedef HashMap<const FontData*, OwnPtr<GlyphPageTreeNode>> GlyphPageTreeNodeMap;
     GlyphPageTreeNodeMap m_children;
-    std::unique_ptr<SystemFallbackGlyphPageTreeNode> m_systemFallbackChild;
+    OwnPtr<SystemFallbackGlyphPageTreeNode> m_systemFallbackChild;
 };
 
 class PLATFORM_EXPORT SystemFallbackGlyphPageTreeNode : public GlyphPageTreeNodeBase {
 public:
     GlyphPage* page(UScriptCode = USCRIPT_COMMON) final;
 
 private:
     friend class GlyphPageTreeNode;
 
     SystemFallbackGlyphPageTreeNode(GlyphPageTreeNode* parent) : GlyphPageTreeNodeBase(parent, true) { }
@@ skipping 37 matching lines @@
 inline GlyphPageTreeNodeBase* GlyphPageTreeNode::getChild(const FontData* fontData, unsigned pageNumber)
 {
     if (fontData)
         return getNormalChild(fontData, pageNumber);
     return getSystemFallbackChild(pageNumber);
 }
 
 } // namespace blink
 
 #endif // GlyphPageTreeNode_h