Maintain storage_config exposed API

src/benchmarks/match.cpp

@@ -30,7 +30,7 @@ int main(int argc, const char *argv[]) try
 
     // Configure based on a .osrm base path, and no datasets in shared mem from osrm-datastore
     EngineConfig config;
-    config.storage_config.UseDefaultOutputNames(argv[1]);
+    config.storage_config = {argv[1]};
     config.use_shared_memory = false;
 
     // Routing machine with several services (such as Route, Table, Nearest, Trip, Match)

src/tools/routed.cpp

@@ -229,7 +229,7 @@ int main(int argc, const char *argv[]) try
     }
     if (!base_path.empty())
     {
-        config.storage_config.UseDefaultOutputNames(base_path);
+        config.storage_config = storage::StorageConfig(base_path);
     }
     if (!config.use_shared_memory && !config.storage_config.IsValid())
     {

src/tools/store.cpp

@@ -163,8 +163,7 @@ int main(const int argc, const char *argv[]) try
     {
         return EXIT_SUCCESS;
     }
-    storage::StorageConfig config;
-    config.UseDefaultOutputNames(base_path);
+    storage::StorageConfig config(base_path);
     if (!config.IsValid())
     {
         util::Log(logERROR) << "Config contains invalid file paths. Exiting!";