Atom: add more information to BluetootSocketConnectionStateChanged

    // Salt: Randomly generated 256 bit value

    // Hash algorithm: HMAC-SHA256

    // Size: 32 byte

    // Default: null or empty if the device identifier is not known

    // Default: null or empty if this is a server listener socket

    optional bytes obfuscated_id = 1 [(android.os.statsd.log_mode) = MODE_BYTES];

    // Port of this socket

    // Temporary port of this socket for the current connection or session only

    // Default 0 when unknown or don't care

    optional int32 port = 2;

    // Socket type as mentioned in

    optional int64 tx_bytes = 5;

    // Number of bytes received from remote device during this connection

    optional int64 rx_bytes = 6;

    // Socket owner's UID

    optional int32 uid = 7 [(is_uid) = true];

    // Server port of this socket, if any. When both |server_port| and |port| fields are populated,

    // |port| must be spawned by |server_port|

    // Default 0 when unknown or don't care

    optional int32 server_port = 8;

    // Whether this is a server listener socket

    optional android.bluetooth.SocketRoleEnum is_server = 9;

}

/**

    // This socket is closed

    SOCKET_CONNECTION_STATE_DISCONNECTED = 5;

}

enum SocketRoleEnum {

    SOCKET_ROLE_UNKNOWN = 0;

    SOCKET_ROLE_LISTEN = 1;

    SOCKET_ROLE_CONNECTION = 2;

}