Replaced RefPtr::release with std::move in Source/core.

third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp

Index: third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp b/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
index 081d5ed6083e51b6a73e71b4bddbfcc3ddbf2afd..9282b08cd03b4e129b1c1307fce87ef843f48a63 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintLayerScrollableArea.cpp
@@ -1329,7 +1329,7 @@ void PaintLayerScrollableArea::updateScrollCornerStyle() {
           LayoutScrollbarPart::createAnonymous(&box().document(), this);
       m_scrollCorner->setDangerousOneWayParent(&box());
     }
-    m_scrollCorner->setStyleWithWritingModeOfParent(corner.release());
+    m_scrollCorner->setStyleWithWritingModeOfParent(std::move(corner));
   } else if (m_scrollCorner) {
     m_scrollCorner->destroy();
     m_scrollCorner = nullptr;
@@ -1485,7 +1485,7 @@ void PaintLayerScrollableArea::updateResizerStyle() {
       m_resizer = LayoutScrollbarPart::createAnonymous(&box().document(), this);
       m_resizer->setDangerousOneWayParent(&box());
     }
-    m_resizer->setStyleWithWritingModeOfParent(resizer.release());
+    m_resizer->setStyleWithWritingModeOfParent(std::move(resizer));
   } else if (m_resizer) {
     m_resizer->destroy();
     m_resizer = nullptr;