sizeForShareableElementDataWithAttributeCount  178 Source/core/dom/ElementData.cpp     void* slot = WTF::fastMalloc(sizeForShareableElementDataWithAttributeCount(attributes.size()));
sizeForShareableElementDataWithAttributeCount  214 Source/core/dom/ElementData.cpp     void* slot = WTF::fastMalloc(sizeForShareableElementDataWithAttributeCount(m_attributeVector.size()));