Remove OwnPtr from Blink.

third_party/WebKit/Source/core/frame/LocalFrame.cpp

Index: third_party/WebKit/Source/core/frame/LocalFrame.cpp
diff --git a/third_party/WebKit/Source/core/frame/LocalFrame.cpp b/third_party/WebKit/Source/core/frame/LocalFrame.cpp
index 68ff6e0e920b56189424e7e442f1b099973e9f43..d2df02bb04a813e465cde43d75ec1ebc7b7cd28a 100644
--- a/third_party/WebKit/Source/core/frame/LocalFrame.cpp
+++ b/third_party/WebKit/Source/core/frame/LocalFrame.cpp
@@ -85,8 +85,9 @@
 #include "public/platform/WebScreenInfo.h"
 #include "public/platform/WebViewScheduler.h"
 #include "third_party/skia/include/core/SkImage.h"
-#include "wtf/PassOwnPtr.h"
+#include "wtf/PtrUtil.h"
 #include "wtf/StdLibExtras.h"
+#include <memory>
 
 namespace blink {
 
@@ -113,7 +114,7 @@ public:
 
         m_bounds.setWidth(m_bounds.width() * deviceScaleFactor);
         m_bounds.setHeight(m_bounds.height() * deviceScaleFactor);
-        m_pictureBuilder = adoptPtr(new SkPictureBuilder(SkRect::MakeIWH(m_bounds.width(), m_bounds.height())));
+        m_pictureBuilder = wrapUnique(new SkPictureBuilder(SkRect::MakeIWH(m_bounds.width(), m_bounds.height())));
 
         AffineTransform transform;
         transform.scale(deviceScaleFactor, deviceScaleFactor);
@@ -123,7 +124,7 @@ public:
 
     GraphicsContext& context() { return m_pictureBuilder->context(); }
 
-    PassOwnPtr<DragImage> createImage()
+    std::unique_ptr<DragImage> createImage()
     {
         if (m_draggedNode && m_draggedNode->layoutObject())
             m_draggedNode->layoutObject()->updateDragState(false);
@@ -146,7 +147,7 @@ private:
     Member<Node> m_draggedNode;
     FloatRect m_bounds;
     float m_opacity;
-    OwnPtr<SkPictureBuilder> m_pictureBuilder;
+    std::unique_ptr<SkPictureBuilder> m_pictureBuilder;
 };
 
 inline float parentPageZoomFactor(LocalFrame* frame)
@@ -591,7 +592,7 @@ double LocalFrame::devicePixelRatio() const
     return ratio;
 }
 
-PassOwnPtr<DragImage> LocalFrame::nodeImage(Node& node)
+std::unique_ptr<DragImage> LocalFrame::nodeImage(Node& node)
 {
     m_view->updateAllLifecyclePhasesExceptPaint();
     LayoutObject* layoutObject = node.layoutObject();
@@ -615,7 +616,7 @@ PassOwnPtr<DragImage> LocalFrame::nodeImage(Node& node)
     return dragImageBuilder.createImage();
 }
 
-PassOwnPtr<DragImage> LocalFrame::dragImageForSelection(float opacity)
+std::unique_ptr<DragImage> LocalFrame::dragImageForSelection(float opacity)
 {
     if (!selection().isRange())
         return nullptr;