54 bool PrefsBase::GetString(const std::string_view key, string* value) const {  in GetString()
58 bool PrefsBase::SetString(std::string_view key, std::string_view value) {  in SetString()
69 bool PrefsBase::GetInt64(const std::string_view key, int64_t* value) const {  in GetInt64()
78 bool PrefsBase::SetInt64(std::string_view key, const int64_t value) {  in SetInt64()
82 bool PrefsBase::GetBoolean(std::string_view key, bool* value) const {  in GetBoolean()
98 bool PrefsBase::SetBoolean(std::string_view key, const bool value) {  in SetBoolean()
102 bool PrefsBase::Exists(std::string_view key) const {  in Exists()
106 bool PrefsBase::Delete(std::string_view key) {  in Delete()
117 bool PrefsBase::Delete(std::string_view pref_key, const vector<string>& nss) {  in Delete()
135 bool PrefsBase::GetSubKeys(std::string_view ns, vector<string>* keys) const {  in GetSubKeys()
139 void PrefsBase::AddObserver(std::string_view key, ObserverInterface* observer) {  in AddObserver()
143 void PrefsBase::RemoveObserver(std::string_view key,  in RemoveObserver()
170 bool Prefs::FileStorage::GetKey(std::string_view key, string* value) const {  in GetKey()
179 bool Prefs::FileStorage::GetSubKeys(std::string_view ns,  in GetSubKeys()
197 bool Prefs::FileStorage::SetKey(std::string_view key, std::string_view value) {  in SetKey()
210 bool Prefs::FileStorage::KeyExists(std::string_view key) const {  in KeyExists()
216 bool Prefs::FileStorage::DeleteKey(std::string_view key) {  in DeleteKey()
227 bool Prefs::FileStorage::GetFileNameForKey(std::string_view key,  in GetFileNameForKey()
241 bool MemoryPrefs::MemoryStorage::GetKey(std::string_view key,  in GetKey()
250 bool MemoryPrefs::MemoryStorage::GetSubKeys(std::string_view ns,  in GetSubKeys()
253     return std::string_view{pr.first.data(), ns.length()} < ns;  in GetSubKeys()
256     return ns < std::string_view{pr.first.data(), ns.length()};  in GetSubKeys()
266 bool MemoryPrefs::MemoryStorage::SetKey(std::string_view key,  in SetKey()
267                                         std::string_view value) {  in SetKey()
272 bool MemoryPrefs::MemoryStorage::KeyExists(std::string_view key) const {  in KeyExists()
276 bool MemoryPrefs::MemoryStorage::DeleteKey(std::string_view key) {  in DeleteKey()