styleInvalidator  105 Source/core/css/RuleFeature.h     StyleInvalidator& styleInvalidator();
styleInvalidator 1608 Source/core/dom/Document.cpp     styleResolver()->ruleFeatureSet().styleInvalidator().invalidate(*this);
styleInvalidator 1005 Source/core/dom/Node.cpp         resolver->ruleFeatureSet().styleInvalidator().clearInvalidation(*this);