Use make_shared in a few places

Author: joto

src/output-flex.cpp

@@ -1191,10 +1191,10 @@ std::shared_ptr<output_t>
 output_flex_t::clone(std::shared_ptr<middle_query_t> const &mid,
                      std::shared_ptr<db_copy_thread_t> const &copy_thread) const
 {
-    return std::shared_ptr<output_t>(new output_flex_t{
+    return std::make_shared<output_flex_t>(
         mid, *get_options(), copy_thread, true, m_lua_state, m_has_process_node,
         m_has_process_way, m_has_process_relation, m_tables,
-        m_stage2_ways_tracker, m_stage2_rels_tracker});
+        m_stage2_ways_tracker, m_stage2_rels_tracker);
 }
 
 output_flex_t::output_flex_t(

src/output-null.cpp

@@ -5,7 +5,7 @@ std::shared_ptr<output_t>
 output_null_t::clone(std::shared_ptr<middle_query_t> const &mid,
                      std::shared_ptr<db_copy_thread_t> const &) const
 {
-    return std::shared_ptr<output_t>(new output_null_t{mid, m_options});
+    return std::make_shared<output_null_t>(mid, m_options);
 }
 
 output_null_t::output_null_t(std::shared_ptr<middle_query_t> const &mid,

src/reprojection-generic-proj4.cpp

@@ -58,5 +58,5 @@ class generic_reprojection_t : public reprojection
 
 std::shared_ptr<reprojection> reprojection::make_generic_projection(int srs)
 {
-    return std::shared_ptr<reprojection>(new generic_reprojection_t{srs});
+    return std::make_shared<generic_reprojection_t>(srs);
 }

src/reprojection.cpp

@@ -77,9 +77,9 @@ std::shared_ptr<reprojection> reprojection::create_projection(int srs)
 {
     switch (srs) {
     case PROJ_LATLONG:
-        return std::shared_ptr<reprojection>(new latlon_reprojection_t{});
+        return std::make_shared<latlon_reprojection_t>();
     case PROJ_SPHERE_MERC:
-        return std::shared_ptr<reprojection>(new merc_reprojection_t{});
+        return std::make_shared<merc_reprojection_t>();
     }
 
     return make_generic_projection(srs);