37     struct Page {  struct
42     Page *acquirePage();
43     void releasePage(Page *page);
45     void appendPage(Page *page);
58     List<Page *> mActivePages;
59     List<Page *> mFreePages;
61     void freePages(List<Page *> *list);
76 void PageCache::freePages(List<Page *> *list) {  in freePages()
77     List<Page *>::iterator it = list->begin();  in freePages()
79         Page *page = *it;  in freePages()
89 PageCache::Page *PageCache::acquirePage() {  in acquirePage()
91         List<Page *>::iterator it = mFreePages.begin();  in acquirePage()
92         Page *page = *it;  in acquirePage()
98     Page *page = new Page;  in acquirePage()
105 void PageCache::releasePage(Page *page) {  in releasePage()
110 void PageCache::appendPage(Page *page) {  in appendPage()
119         List<Page *>::iterator it = mActivePages.begin();  in releaseFromStart()
121         Page *page = *it;  in releaseFromStart()
149     List<Page *>::iterator it = mActivePages.begin();  in copy()
364     PageCache::Page *page = mCache->acquirePage();  in fetchInternal()