Wrapped PassRefPtrs in move where passed to RefPtr constructor.

third_party/WebKit/Source/platform/graphics/paint/ClipPaintPropertyNode.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ClipPaintPropertyNode_h
 #define ClipPaintPropertyNode_h
 
 #include "platform/PlatformExport.h"
 #include "platform/geometry/FloatRoundedRect.h"
 #include "platform/graphics/paint/GeometryMapperClipCache.h"
@@ skipping 77 matching lines @@
   bool hasDirectCompositingReasons() const {
     return m_directCompositingReasons != CompositingReasonNone;
   }
 
  private:
   ClipPaintPropertyNode(
       PassRefPtr<const ClipPaintPropertyNode> parent,
       PassRefPtr<const TransformPaintPropertyNode> localTransformSpace,
       const FloatRoundedRect& clipRect,
       CompositingReasons directCompositingReasons)
-      : m_parent(parent),
-        m_localTransformSpace(localTransformSpace),
+      : m_parent(std::move(parent)),
+        m_localTransformSpace(std::move(localTransformSpace)),
         m_clipRect(clipRect),
         m_directCompositingReasons(directCompositingReasons) {}
 
   // For access to getClipCache();
   friend class GeometryMapper;
   friend class GeometryMapperTest;
 
   GeometryMapperClipCache& getClipCache() const {
     return const_cast<ClipPaintPropertyNode*>(this)->getClipCache();
   }
@@ skipping 12 matching lines @@
   std::unique_ptr<GeometryMapperClipCache> m_geometryMapperClipCache;
 };
 
 // Redeclared here to avoid ODR issues.
 // See platform/testing/PaintPrinters.h.
 void PrintTo(const ClipPaintPropertyNode&, std::ostream*);
 
 }  // namespace blink
 
 #endif  // ClipPaintPropertyNode_h