diff --git a/libraries/AP_Camera/AP_Camera.h b/libraries/AP_Camera/AP_Camera.h
index 2144306a31..3ba734c935 100644
--- a/libraries/AP_Camera/AP_Camera.h
+++ b/libraries/AP_Camera/AP_Camera.h
@@ -29,8 +29,7 @@ public:
     /// Constructor
     ///
     AP_Camera(AP_Relay *obj_relay) :
-        _trigger_counter(0),            // count of number of cycles shutter has been held open
-        _thr_pic_counter(0)             // timer variable for throttle_pic
+        _trigger_counter(0)             // count of number of cycles shutter has been held open
     {
 		AP_Param::setup_object_defaults(this, var_info);
         _apm_relay = obj_relay;
@@ -58,14 +57,10 @@ private:
     AP_Int16        _servo_on_pwm;      // PWM value to move servo to when shutter is activated
     AP_Int16        _servo_off_pwm;     // PWM value to move servo to when shutter is deactivated
     uint8_t         _trigger_counter;   // count of number of cycles shutter has been held open
-    uint8_t         _thr_pic_counter;   // timer variable for throttle_pic
     AP_Relay       *_apm_relay;         // pointer to relay object from the base class Relay. The subclasses could be AP_Relay_APM1 or AP_Relay_APM2
 
     void            servo_pic();        // Servo operated camera
     void            relay_pic();        // basic relay activation
-    void            throttle_pic();     // pictures blurry? use this trigger. Turns off the throttle until for # of cycles of medium loop then takes the picture and re-enables the throttle.
-    void            distance_pic();     // pictures blurry? use this trigger. Turns off the throttle until closer to waypoint then takes the picture and re-enables the throttle.
-    void            transistor_pic();   // hacked the circuit to run a transistor? use this trigger to send output.
 
     AP_Float        _trigg_dist;     // distance between trigger points (meters)
     struct Location _last_location;