Remove tons of OILPAN.

sky/engine/core/dom/RangeBoundaryPoint.h

Index: sky/engine/core/dom/RangeBoundaryPoint.h
diff --git a/sky/engine/core/dom/RangeBoundaryPoint.h b/sky/engine/core/dom/RangeBoundaryPoint.h
index b09c76074e7617bfac14dfc85239ca66d359bb17..8612a6cdfb8525a98ec423e0c64947cc357d9a86 100644
--- a/sky/engine/core/dom/RangeBoundaryPoint.h
+++ b/sky/engine/core/dom/RangeBoundaryPoint.h
@@ -58,8 +58,6 @@ public:
     void invalidateOffset() const;
     void ensureOffsetIsValid() const;
 
-    void trace(Visitor*);
-
 private:
     static const int invalidOffset = -1;
 
@@ -182,12 +180,6 @@ inline void RangeBoundaryPoint::invalidateOffset() const
     m_offsetInContainer = invalidOffset;
 }
 
-inline void RangeBoundaryPoint::trace(Visitor* visitor)
-{
-    visitor->trace(m_containerNode);
-    visitor->trace(m_childBeforeBoundary);
-}
-
 inline bool operator==(const RangeBoundaryPoint& a, const RangeBoundaryPoint& b)
 {
     if (a.container() != b.container())