misc_services: use locator::topology rather than fb_utilities

Signed-off-by: Benny Halevy <bhalevy@scylladb.com>

service/load_broadcaster.hh

@@ -69,5 +69,9 @@ public:
 
     void start_broadcasting();
     future<> stop_broadcasting();
+
+    const gms::gossiper& gossiper() const noexcept {
+        return _gossiper;
+    };
 };
 }

service/misc_services.cc

@@ -48,7 +48,7 @@ future<std::map<sstring, double>> load_meter::get_load_map() {
             llogger.debug("load_broadcaster is not set yet!");
         }
         load_map.emplace(format("{}",
-                utils::fb_utilities::get_broadcast_address()), get_load());
+                _lb->gossiper().get_broadcast_address()), get_load());
         return load_map;
     });
 }