Plane: use common send_meminfo()

ArduPlane/GCS_Mavlink.pde

@@ -242,14 +242,6 @@ static NOINLINE void send_extended_status1(mavlink_channel_t chan)
 
 }
 
-static void NOINLINE send_meminfo(mavlink_channel_t chan)
-{
-#if CONFIG_HAL_BOARD == HAL_BOARD_APM1 || CONFIG_HAL_BOARD == HAL_BOARD_APM2
-    extern unsigned __brkval;
-    mavlink_msg_meminfo_send(chan, __brkval, hal.util->available_memory());
-#endif
-}
-
 static void NOINLINE send_location(mavlink_channel_t chan)
 {
     uint32_t fix_time;
@@ -631,7 +623,7 @@ static bool mavlink_try_send_message(mavlink_channel_t chan, enum ap_message id)
 
     case MSG_EXTENDED_STATUS2:
         CHECK_PAYLOAD_SIZE(MEMINFO);
-        send_meminfo(chan);
+        gcs[chan-MAVLINK_COMM_0].send_meminfo();
         break;
 
     case MSG_ATTITUDE: