Switch to std::filesystem

Change-Id: I3b8e8adfae9b063f97396d35a5f2296df56a3eb9
diff --git a/tests/daemon/face/unix-stream-transport-fixture.hpp b/tests/daemon/face/unix-stream-transport-fixture.hpp
index 8aca3da..ca4077e 100644
--- a/tests/daemon/face/unix-stream-transport-fixture.hpp
+++ b/tests/daemon/face/unix-stream-transport-fixture.hpp
@@ -34,7 +34,7 @@
 #include "tests/daemon/face/dummy-link-service.hpp"
 #include "tests/daemon/face/transport-test-common.hpp"
 
-#include <boost/filesystem/operations.hpp>
+#include <filesystem>
 
 namespace nfd::tests {
 
@@ -65,14 +65,15 @@
 
   ~AcceptorWithCleanup()
   {
-    boost::system::error_code ec;
-    std::string path = local_endpoint(ec).path();
-    if (ec) {
-      return;
+    try {
+      std::string path = local_endpoint().path();
+      boost::system::error_code ec;
+      close(ec);
+      std::filesystem::remove(path);
     }
-
-    close(ec);
-    boost::filesystem::remove(path, ec);
+    catch (...) {
+      // ignore
+    }
   }
 };