rip out dedicated file for single function (minor refactor)

src/extractor/guidance/intersection_scenario_three_way.cpp

@@ -1,28 +0,0 @@
-#include "extractor/guidance/intersection_scenario_three_way.hpp"
-#include "extractor/guidance/constants.hpp"
-#include "extractor/guidance/toolkit.hpp"
-
-#include "util/guidance/toolkit.hpp"
-
-using osrm::util::guidance::angularDeviation;
-
-namespace osrm
-{
-namespace extractor
-{
-namespace guidance
-{
-
-bool isEndOfRoad(const ConnectedRoad &,
-                 const ConnectedRoad &possible_right_turn,
-                 const ConnectedRoad &possible_left_turn)
-{
-    return angularDeviation(possible_right_turn.angle, 90) < NARROW_TURN_ANGLE &&
-           angularDeviation(possible_left_turn.angle, 270) < NARROW_TURN_ANGLE &&
-           angularDeviation(possible_right_turn.angle, possible_left_turn.angle) >
-               2 * NARROW_TURN_ANGLE;
-}
-
-} // namespace guidance
-} // namespace extractor
-} // namespace osrm

src/extractor/guidance/sliproad_handler.cpp

@@ -1,6 +1,5 @@
 #include "extractor/guidance/sliproad_handler.hpp"
 #include "extractor/guidance/constants.hpp"
-#include "extractor/guidance/intersection_scenario_three_way.hpp"
 #include "extractor/guidance/toolkit.hpp"
 
 #include "util/guidance/toolkit.hpp"

src/extractor/guidance/turn_handler.cpp

@@ -1,6 +1,5 @@
 #include "extractor/guidance/turn_handler.hpp"
 #include "extractor/guidance/constants.hpp"
-#include "extractor/guidance/intersection_scenario_three_way.hpp"
 #include "extractor/guidance/toolkit.hpp"
 
 #include "util/guidance/toolkit.hpp"
@@ -21,6 +20,18 @@ namespace extractor
 {
 namespace guidance
 {
+namespace
+{
+bool isEndOfRoad(const ConnectedRoad &,
+                 const ConnectedRoad &possible_right_turn,
+                 const ConnectedRoad &possible_left_turn)
+{
+    return angularDeviation(possible_right_turn.angle, 90) < NARROW_TURN_ANGLE &&
+           angularDeviation(possible_left_turn.angle, 270) < NARROW_TURN_ANGLE &&
+           angularDeviation(possible_right_turn.angle, possible_left_turn.angle) >
+               2 * NARROW_TURN_ANGLE;
+}
+}
 
 TurnHandler::TurnHandler(const util::NodeBasedDynamicGraph &node_based_graph,
                          const std::vector<QueryNode> &node_info_list,