Switch QuicMakeUnique to std::make_unique, part 1: //third_party/quic

gfe-relnote: n/a (no functional change)
PiperOrigin-RevId: 267662077
Change-Id: Ic63023042eafb77aa80d88749845f841b3078c57
diff --git a/quic/tools/quic_toy_server.cc b/quic/tools/quic_toy_server.cc
index 9fb15eb..39f206f 100644
--- a/quic/tools/quic_toy_server.cc
+++ b/quic/tools/quic_toy_server.cc
@@ -36,7 +36,7 @@
 
 std::unique_ptr<quic::QuicSimpleServerBackend>
 QuicToyServer::MemoryCacheBackendFactory::CreateBackend() {
-  auto memory_cache_backend = QuicMakeUnique<QuicMemoryCacheBackend>();
+  auto memory_cache_backend = std::make_unique<QuicMemoryCacheBackend>();
   if (!GetQuicFlag(FLAGS_quic_response_cache_dir).empty()) {
     memory_cache_backend->InitializeBackend(
         GetQuicFlag(FLAGS_quic_response_cache_dir));