unobserve 52 Source/core/dom/custom/CustomElementObserver.h void unobserve(Element*); unobserve 55 Source/core/dom/custom/CustomElementObserver.h virtual void elementWasDestroyed(Element* element) { unobserve(element); } unobserve 42 Source/core/dom/custom/CustomElementUpgradeCandidateMap.cpp unobserve(*it); unobserve 63 Source/core/dom/custom/CustomElementUpgradeCandidateMap.cpp unobserve(element); unobserve 106 Source/core/dom/custom/CustomElementUpgradeCandidateMap.cpp unobserve(*candidate); unobserve 94 Source/platform/LifecycleContextTest.cpp observer->unobserve();