Remove OwnPtr from Blink.

third_party/WebKit/Source/modules/csspaint/CSSPaintDefinition.cpp

Index: third_party/WebKit/Source/modules/csspaint/CSSPaintDefinition.cpp
diff --git a/third_party/WebKit/Source/modules/csspaint/CSSPaintDefinition.cpp b/third_party/WebKit/Source/modules/csspaint/CSSPaintDefinition.cpp
index 41059bb1ffc3f1a9ed5a8b1ff373c359b2a1a278..c9573219aea2a2a1cd930ea17335a1286e5ec13a 100644
--- a/third_party/WebKit/Source/modules/csspaint/CSSPaintDefinition.cpp
+++ b/third_party/WebKit/Source/modules/csspaint/CSSPaintDefinition.cpp
@@ -17,6 +17,7 @@
 #include "platform/graphics/ImageBuffer.h"
 #include "platform/graphics/PaintGeneratedImage.h"
 #include "platform/graphics/RecordingImageBufferSurface.h"
+#include "wtf/PtrUtil.h"
 
 namespace blink {
 
@@ -55,7 +56,7 @@ PassRefPtr<Image> CSSPaintDefinition::paint(const LayoutObject& layoutObject, co
     DCHECK(layoutObject.node());
 
     PaintRenderingContext2D* renderingContext = PaintRenderingContext2D::create(
-        ImageBuffer::create(adoptPtr(new RecordingImageBufferSurface(size))));
+        ImageBuffer::create(wrapUnique(new RecordingImageBufferSurface(size))));
     Geometry* geometry = Geometry::create(size);
     StylePropertyMap* styleMap = FilteredComputedStylePropertyMap::create(
         CSSComputedStyleDeclaration::create(layoutObject.node()),