Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/graphics/GraphicsContext.h

 /*
  * Copyright (C) 2003, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008-2009 Torch Mobile, Inc.
  * Copyright (C) 2013 Google 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.
@@ skipping 23 matching lines @@
 #include "platform/graphics/DrawLooperBuilder.h"
 #include "platform/graphics/GraphicsContextState.h"
 #include "platform/graphics/ImageOrientation.h"
 #include "platform/graphics/skia/SkiaUtils.h"
 #include "third_party/skia/include/core/SkMetaData.h"
 #include "third_party/skia/include/core/SkPictureRecorder.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "wtf/Allocator.h"
 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
-#include <memory>
+#include "wtf/PassOwnPtr.h"
 
 class SkBitmap;
 class SkImage;
 class SkPaint;
 class SkPath;
 class SkPicture;
 class SkRRect;
 class SkTextBlob;
 struct SkImageInfo;
 struct SkRect;
@@ skipping 153 matching lines @@
     // even when the context is disabled.
     PassRefPtr<SkPicture> endRecording();
 
     void setShadow(const FloatSize& offset, float blur, const Color&,
         DrawLooperBuilder::ShadowTransformMode = DrawLooperBuilder::ShadowRespectsTransforms,
         DrawLooperBuilder::ShadowAlphaMode = DrawLooperBuilder::ShadowRespectsAlpha, ShadowMode = DrawShadowAndForeground);
 
     // It is assumed that this draw looper is used only for shadows
     // (i.e. a draw looper is set if and only if there is a shadow).
     // The builder passed into this method will be destroyed.
-    void setDrawLooper(std::unique_ptr<DrawLooperBuilder>);
+    void setDrawLooper(PassOwnPtr<DrawLooperBuilder>);
 
     void drawFocusRing(const Vector<IntRect>&, int width, int offset, const Color&);
     void drawFocusRing(const Path&, int width, int offset, const Color&);
 
     enum Edge {
         NoEdge = 0,
         TopEdge = 1 << 1,
         RightEdge = 1 << 2,
         BottomEdge = 1 << 3,
         LeftEdge = 1 << 4
@@ skipping 107 matching lines @@
     const SkMetaData& metaData() const { return m_metaData; }
 
     // null indicates painting is contextDisabled. Never delete this object.
     SkCanvas* m_canvas;
 
     PaintController& m_paintController;
 
     // Paint states stack. Enables local drawing state change with save()/restore() calls.
     // This state controls the appearance of drawn content.
     // We do not delete from this stack to avoid memory churn.
-    Vector<std::unique_ptr<GraphicsContextState>> m_paintStateStack;
+    Vector<OwnPtr<GraphicsContextState>> m_paintStateStack;
     // Current index on the stack. May not be the last thing on the stack.
     unsigned m_paintStateIndex;
     // Raw pointer to the current state.
     GraphicsContextState* m_paintState;
 
     SkPictureRecorder m_pictureRecorder;
 
     SkMetaData m_metaData;
 
 #if ENABLE(ASSERT)
     unsigned m_layerCount;
     bool m_disableDestructionChecks;
     bool m_inDrawingRecorder;
 #endif
 
     const DisabledMode m_disabledState;
 
     float m_deviceScaleFactor;
 
     unsigned m_printing : 1;
     unsigned m_hasMetaData : 1;
 };
 
 } // namespace blink
 
 #endif // GraphicsContext_h