Remove OwnPtr from Blink.

third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp

Index: third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
diff --git a/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp b/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
index 1f24fca4ce78ee500c163adfd50963bd42e307fe..da905db40ea118d8f656466bc4d030dca3a00ece 100644
--- a/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
+++ b/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
@@ -41,6 +41,8 @@
 #include "public/platform/WebCompositorSupport.h"
 #include "wtf/CurrentTime.h"
 #include "wtf/PassRefPtr.h"
+#include "wtf/PtrUtil.h"
+#include <memory>
 
 namespace blink {
 
@@ -268,7 +270,7 @@ bool ScrollAnimator::sendAnimationToCompositor()
     if (m_scrollableArea->shouldScrollOnMainThread())
         return false;
 
-    OwnPtr<CompositorAnimation> animation = adoptPtr(
+    std::unique_ptr<CompositorAnimation> animation = wrapUnique(
         CompositorFactory::current().createAnimation(
             *m_animationCurve,
             CompositorTargetProperty::SCROLL_OFFSET));
@@ -296,7 +298,7 @@ bool ScrollAnimator::sendAnimationToCompositor()
 void ScrollAnimator::createAnimationCurve()
 {
     DCHECK(!m_animationCurve);
-    m_animationCurve = adoptPtr(CompositorFactory::current().createScrollOffsetAnimationCurve(
+    m_animationCurve = wrapUnique(CompositorFactory::current().createScrollOffsetAnimationCurve(
         compositorOffsetFromBlinkOffset(m_targetOffset),
         m_lastGranularity == ScrollByPixel ?
             CompositorScrollOffsetAnimationCurve::ScrollDurationInverseDelta :
@@ -425,7 +427,7 @@ void ScrollAnimator::notifyAnimationTakeover(
     FloatPoint targetValue(scrollOffsetAnimationCurve->target_value().x(),
         scrollOffsetAnimationCurve->target_value().y());
     if (willAnimateToOffset(targetValue)) {
-        m_animationCurve = adoptPtr(
+        m_animationCurve = wrapUnique(
             CompositorFactory::current().createScrollOffsetAnimationCurve(
                 std::move(scrollOffsetAnimationCurve)));
         m_startTime = animationStartTime;