Consolidate file reading through the new FileReader class/interface. (#3321)

src/benchmarks/static_rtree.cpp

@@ -2,6 +2,7 @@
 #include "extractor/edge_based_node.hpp"
 #include "extractor/query_node.hpp"
 #include "mocks/mock_datafacade.hpp"
+#include "storage/io.hpp"
 #include "engine/geospatial_query.hpp"
 #include "util/coordinate.hpp"
 #include "util/timing_util.hpp"
@@ -31,15 +32,15 @@ using BenchStaticRTree =
 
 std::vector<util::Coordinate> loadCoordinates(const boost::filesystem::path &nodes_file)
 {
-    boost::filesystem::ifstream nodes_input_stream(nodes_file, std::ios::binary);
+    osrm::storage::io::FileReader nodes_path_file_reader(
+        nodes_file, osrm::storage::io::FileReader::HasNoFingerprint);
 
     extractor::QueryNode current_node;
-    std::uint64_t coordinate_count = 0;
-    nodes_input_stream.read((char *)&coordinate_count, sizeof(std::uint64_t));
+    unsigned coordinate_count = nodes_path_file_reader.ReadElementCount32();
     std::vector<util::Coordinate> coords(coordinate_count);
     for (unsigned i = 0; i < coordinate_count; ++i)
     {
-        nodes_input_stream.read((char *)&current_node, sizeof(extractor::QueryNode));
+        nodes_path_file_reader.ReadInto(&current_node, 1);
         coords[i] = util::Coordinate(current_node.lon, current_node.lat);
     }
     return coords;