wrapperInsertRule 350 Source/core/css/StyleRule.cpp void StyleRuleGroup::wrapperInsertRule(unsigned index, PassRefPtrWillBeRawPtr<StyleRuleBase> rule) wrapperInsertRule 226 Source/core/css/StyleSheetContents.cpp bool StyleSheetContents::wrapperInsertRule(PassRefPtrWillBeRawPtr<StyleRuleBase> rule, unsigned index)