Fix naming in FixedPointCoordinate

include/engine/datafacade/shared_datafacade.hpp

@@ -270,7 +270,7 @@ template <class EdgeDataT> class SharedDataFacade final : public BaseDataFacade<
             SimpleLogger().Write() << "number of geometries: " << m_coordinate_list->size();
             for (unsigned i = 0; i < m_coordinate_list->size(); ++i)
             {
-                if (!GetCoordinateOfNode(i).is_valid())
+                if (!GetCoordinateOfNode(i).IsValid())
                 {
                     SimpleLogger().Write() << "coordinate " << i << " not valid";
                 }

include/engine/plugins/nearest.hpp

@@ -27,7 +27,7 @@ template <class DataFacadeT> class NearestPlugin final : public BasePlugin
     {
         // check number of parameters
         if (route_parameters.coordinates.empty() ||
-            !route_parameters.coordinates.front().is_valid())
+            !route_parameters.coordinates.front().IsValid())
         {
             return Status::Error;
         }

include/engine/plugins/plugin_base.hpp

@@ -33,7 +33,7 @@ class BasePlugin
         if (min > coordinates.size() || std::any_of(std::begin(coordinates), std::end(coordinates),
                                                     [](const FixedPointCoordinate &coordinate)
                                                     {
-                                                        return !coordinate.is_valid();
+                                                        return !coordinate.IsValid();
                                                     }))
         {
             return false;

include/osrm/coordinate.hpp

@@ -55,17 +55,11 @@ struct FixedPointCoordinate
                       "coordinate types incompatible");
     }
 
-    bool is_valid() const;
+    bool IsValid() const;
     bool operator==(const FixedPointCoordinate &other) const;
-
-    double bearing(const FixedPointCoordinate &other) const;
-    void output(std::ostream &out) const;
+    friend std::ostream &operator<<(std::ostream &out, const FixedPointCoordinate &coordinate);
 };
 
-inline std::ostream &operator<<(std::ostream &out_stream, FixedPointCoordinate const &coordinate)
-{
-    coordinate.output(out_stream);
-    return out_stream;
-}
+std::ostream &operator<<(std::ostream &out, const FixedPointCoordinate &coordinate);
 
 #endif /* COORDINATE_HPP_ */