DBLoadErrorCallback  132 components/webdata/common/web_database_service.cc     const DBLoadErrorCallback& callback) {
DBLoadErrorCallback  111 components/webdata/common/web_database_service.h   void RegisterDBErrorCallback(const DBLoadErrorCallback& callback);
DBLoadErrorCallback  122 components/webdata/common/web_database_service.h   typedef std::vector<DBLoadErrorCallback> ErrorCallbacks;