DecreaseMapRefCount  489 content/browser/dom_storage/session_storage_database.cc   if (!DecreaseMapRefCount(map_id, 1, batch))
DecreaseMapRefCount  690 content/browser/dom_storage/session_storage_database.cc   if (!DecreaseMapRefCount(*map_id, 1, batch))
DecreaseMapRefCount  166 content/browser/dom_storage/session_storage_database.h   bool DecreaseMapRefCount(const std::string& map_id,