Copter: Remove redundant throttle channel setting

ArduCopter/radio.cpp

@@ -128,7 +128,6 @@ void Copter::set_throttle_and_failsafe(uint16_t throttle_pwm)
 {
     // if failsafe not enabled pass through throttle and exit
     if(g.failsafe_throttle == FS_THR_DISABLED) {
-        channel_throttle->set_pwm(throttle_pwm);
         return;
     }
 
@@ -137,7 +136,6 @@ void Copter::set_throttle_and_failsafe(uint16_t throttle_pwm)
 
         // if we are already in failsafe or motors not armed pass through throttle and exit
         if (failsafe.radio || !(ap.rc_receiver_present || motors->armed())) {
-            channel_throttle->set_pwm(throttle_pwm);
             return;
         }
 
@@ -147,7 +145,6 @@ void Copter::set_throttle_and_failsafe(uint16_t throttle_pwm)
         if( failsafe.radio_counter >= FS_COUNTER ) {
             failsafe.radio_counter = FS_COUNTER;  // check to ensure we don't overflow the counter
             set_failsafe_radio(true);
-            channel_throttle->set_pwm(throttle_pwm);   // pass through failsafe throttle
         }
     }else{
         // we have a good throttle so reduce failsafe counter
@@ -161,7 +158,6 @@ void Copter::set_throttle_and_failsafe(uint16_t throttle_pwm)
             }
         }
         // pass through throttle
-        channel_throttle->set_pwm(throttle_pwm);
     }
 }