Oilpan: Unship Oilpan from CSSValues

Source/core/css/CSSCrossfadeValue.cpp

Index: Source/core/css/CSSCrossfadeValue.cpp
diff --git a/Source/core/css/CSSCrossfadeValue.cpp b/Source/core/css/CSSCrossfadeValue.cpp
index 5afe76a4aa1152e353b0b620208c8ca86e232214..cd3e22ea03ee6717a1a1fa4e732c212aca6462d3 100644
--- a/Source/core/css/CSSCrossfadeValue.cpp
+++ b/Source/core/css/CSSCrossfadeValue.cpp
@@ -217,13 +217,4 @@ bool CSSCrossfadeValue::equals(const CSSCrossfadeValue& other) const
         && compareCSSValuePtr(m_percentageValue, other.m_percentageValue);
 }
 
-DEFINE_TRACE_AFTER_DISPATCH(CSSCrossfadeValue)
-{
-    visitor->trace(m_fromValue);
-    visitor->trace(m_toValue);
-    visitor->trace(m_percentageValue);
-    visitor->trace(m_crossfadeSubimageObserver);
-    CSSImageGeneratorValue::traceAfterDispatch(visitor);
-}
-
 } // namespace blink