Remove tons of OILPAN.

sky/engine/core/dom/MutationRecord.cpp

Index: sky/engine/core/dom/MutationRecord.cpp
diff --git a/sky/engine/core/dom/MutationRecord.cpp b/sky/engine/core/dom/MutationRecord.cpp
index 6115b027b9435dd6cf0dc99e1261b2ed1207503d..44e5504e5451489ef6da985567232577ccb69def 100644
--- a/sky/engine/core/dom/MutationRecord.cpp
+++ b/sky/engine/core/dom/MutationRecord.cpp
@@ -53,16 +53,6 @@ public:
     {
     }
 
-    virtual void trace(Visitor* visitor) override
-    {
-        visitor->trace(m_target);
-        visitor->trace(m_addedNodes);
-        visitor->trace(m_removedNodes);
-        visitor->trace(m_previousSibling);
-        visitor->trace(m_nextSibling);
-        MutationRecord::trace(visitor);
-    }
-
 private:
     virtual const AtomicString& type() override;
     virtual Node* target() override { return m_target.get(); }
@@ -86,14 +76,6 @@ public:
     {
     }
 
-    virtual void trace(Visitor* visitor) override
-    {
-        visitor->trace(m_target);
-        visitor->trace(m_addedNodes);
-        visitor->trace(m_removedNodes);
-        MutationRecord::trace(visitor);
-    }
-
 private:
     virtual Node* target() override { return m_target.get(); }
     virtual String oldValue() override { return m_oldValue; }
@@ -146,12 +128,6 @@ public:
     {
     }
 
-    virtual void trace(Visitor* visitor) override
-    {
-        visitor->trace(m_record);
-        MutationRecord::trace(visitor);
-    }
-
 private:
     virtual const AtomicString& type() override { return m_record->type(); }
     virtual Node* target() override { return m_record->target(); }