Remove OwnPtr from Blink.

third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp

Index: third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp b/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
index c88437b3286236ae10439425dfeb48339eae7bc6..090e79bfb45f8228a55f39f06322b97d51bc46c5 100644
--- a/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
+++ b/third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.cpp
@@ -32,8 +32,9 @@
 #include "ui/gfx/skia_util.h"
 #include "wtf/Allocator.h"
 #include "wtf/Noncopyable.h"
-#include "wtf/PassOwnPtr.h"
+#include "wtf/PtrUtil.h"
 #include <algorithm>
+#include <memory>
 #include <utility>
 
 namespace blink {
@@ -68,7 +69,7 @@ PaintArtifactCompositor::PaintArtifactCompositor()
     if (!RuntimeEnabledFeatures::slimmingPaintV2Enabled())
         return;
     m_rootLayer = cc::Layer::Create();
-    m_webLayer = adoptPtr(Platform::current()->compositorSupport()->createLayerFromCCLayer(m_rootLayer.get()));
+    m_webLayer = wrapUnique(Platform::current()->compositorSupport()->createLayerFromCCLayer(m_rootLayer.get()));
 }
 
 PaintArtifactCompositor::~PaintArtifactCompositor()
@@ -373,7 +374,7 @@ scoped_refptr<cc::Layer> PaintArtifactCompositor::layerForPaintChunk(const Paint
     // The common case: create a layer for painted content.
     gfx::Rect combinedBounds = enclosingIntRect(paintChunk.bounds);
     scoped_refptr<cc::DisplayItemList> displayList = recordPaintChunk(paintArtifact, paintChunk, combinedBounds);
-    OwnPtr<ContentLayerClientImpl> contentLayerClient = adoptPtr(
+    std::unique_ptr<ContentLayerClientImpl> contentLayerClient = wrapUnique(
         new ContentLayerClientImpl(std::move(displayList), gfx::Rect(combinedBounds.size())));
 
     layerOffset = combinedBounds.OffsetFromOrigin();