Remove tons of OILPAN.

sky/engine/core/css/resolver/StyleResolver.cpp

Index: sky/engine/core/css/resolver/StyleResolver.cpp
diff --git a/sky/engine/core/css/resolver/StyleResolver.cpp b/sky/engine/core/css/resolver/StyleResolver.cpp
index 50ac21911f3c6ea00e26c61f90ff10f01a70a9c4..c4d1e334bdb0a8d30fc32b24b698731d82f6ea29 100644
--- a/sky/engine/core/css/resolver/StyleResolver.cpp
+++ b/sky/engine/core/css/resolver/StyleResolver.cpp
@@ -1001,18 +1001,4 @@ bool StyleResolver::mediaQueryAffectedByViewportChange() const
     return false;
 }
 
-void StyleResolver::trace(Visitor* visitor)
-{
-#if ENABLE(OILPAN)
-    visitor->trace(m_keyframesRuleMap);
-    visitor->trace(m_matchedPropertiesCache);
-    visitor->trace(m_viewportDependentMediaQueryResults);
-    visitor->trace(m_features);
-    visitor->trace(m_attributeRuleSet);
-    visitor->trace(m_styleSharingLists);
-    visitor->trace(m_pendingStyleSheets);
-    visitor->trace(m_document);
-#endif
-}
-
 } // namespace blink