69 class ObserverListBase
70     : public SupportsWeakPtr<ObserverListBase<ObserverType>> {
87     explicit Iterator(ObserverListBase<ObserverType>* list);
92     WeakPtr<ObserverListBase<ObserverType>> list_;
97   ObserverListBase() : notify_depth_(0), type_(NOTIFY_ALL) {}  in ObserverListBase()  function
98   explicit ObserverListBase(NotificationType type)  in ObserverListBase()  function
127   friend class ObserverListBase::Iterator;
129   DISALLOW_COPY_AND_ASSIGN(ObserverListBase);
133 ObserverListBase<ObserverType>::Iterator::Iterator(  in Iterator()
134     ObserverListBase<ObserverType>* list)  in Iterator()
143 ObserverListBase<ObserverType>::Iterator::~Iterator() {  in ~Iterator()
149 ObserverType* ObserverListBase<ObserverType>::Iterator::GetNext() {  in GetNext()
161 void ObserverListBase<ObserverType>::AddObserver(ObserverType* obs) {  in AddObserver()
171 void ObserverListBase<ObserverType>::RemoveObserver(ObserverType* obs) {  in RemoveObserver()
185 bool ObserverListBase<ObserverType>::HasObserver(  in HasObserver()
195 void ObserverListBase<ObserverType>::Clear() {  in Clear()
207 void ObserverListBase<ObserverType>::Compact() {  in Compact()
214 class ObserverList : public ObserverListBase<ObserverType> {
216   typedef typename ObserverListBase<ObserverType>::NotificationType
221       : ObserverListBase<ObserverType>(type) {}  in ObserverList()
226       ObserverListBase<ObserverType>::Compact();  in ~ObserverList()
227       DCHECK_EQ(ObserverListBase<ObserverType>::size(), 0U);  in ~ObserverList()
232     return ObserverListBase<ObserverType>::size() != 0;  in might_have_observers()
239       typename base::ObserverListBase<ObserverType>::Iterator            \