AP_Frsky_Telem: move get_bearing_cd to Location and rename to get_bearing_to

libraries/AP_Frsky_Telem/AP_Frsky_Telem.cpp

@@ -27,6 +27,7 @@
 #include <AP_RangeFinder/AP_RangeFinder.h>
 #include <AP_Common/AP_FWVersion.h>
 #include <GCS_MAVLink/GCS.h>
+#include <AP_Common/Location.h>
 
 #include <stdio.h>
 
@@ -733,7 +734,7 @@ uint32_t AP_Frsky_Telem::calc_home(void)
             // distance between vehicle and home_loc in meters
             home = prep_number(roundf(home_loc.get_distance(loc)), 3, 2);
             // angle from front of vehicle to the direction of home_loc in 3 degree increments (just in case, limit to 127 (0x7F) since the value is stored on 7 bits)
-            home |= (((uint8_t)roundf(get_bearing_cd(loc,home_loc) * 0.00333f)) & HOME_BEARING_LIMIT)<<HOME_BEARING_OFFSET;
+            home |= (((uint8_t)roundf(loc.get_bearing_to(home_loc) * 0.00333f)) & HOME_BEARING_LIMIT)<<HOME_BEARING_OFFSET;
         }
         // altitude between vehicle and home_loc
         _relative_home_altitude = loc.alt;