1270 struct LeDynamicChannelHelper {  struct
1271   LeDynamicChannelHelper(uint16_t psm, tL2CAP_APPL_INFO appl_info,  in LeDynamicChannelHelper()  argument
1276   uint16_t psm_;
1277   tL2CAP_APPL_INFO appl_info_;
1278   le::DynamicChannelConfigurationOption config_;
1279   le::SecurityPolicy policy_;
1281   void Register() {  in Register()
1294   void on_registration_complete(  in on_registration_complete()
1307   std::unique_ptr<le::DynamicChannelService> channel_service_ = nullptr;
1309   void Connect(uint16_t cid_token, bluetooth::hci::AddressWithType device) {  in Connect()
1324   void Disconnect(uint16_t cid_token) {  in Disconnect()
1334   void Unregister() {  in Unregister()
1344   void on_unregistered() {  in on_unregistered()
1351   void on_channel_close(uint16_t cid_token,  in on_channel_close()
1369   void on_channel_open(uint16_t cid_token,  in on_channel_open()
1407   void on_incoming_data(uint16_t cid_token) {  in on_incoming_data()
1427   void on_outgoing_connection_fail(  in on_outgoing_connection_fail()
1432   bool send(uint16_t cid,  in send()
1443   uint16_t GetMtu(uint16_t cid_token) {  in GetMtu()
1450   std::unordered_map<uint16_t, std::unique_ptr<le::DynamicChannel>> channels_;
1453       channel_enqueue_buffer_;
1454   std::unordered_map<uint16_t, bool> initiated_by_us_;