Enable //gfe/gfe2/quic:quic_backend_connection_test in gfe_cb_feature_flags.

gfe-relnote: (n/a) Test only change.
PiperOrigin-RevId: 302111179
Change-Id: Idf2e87029660e3f84e5e722cda42f4fdacd24071

quic/tools/quic_client_epoll_network_helper.cc

diff --git a/quic/tools/quic_client_epoll_network_helper.cc b/quic/tools/quic_client_epoll_network_helper.cc
index a36781a..2a9ebba 100644
--- a/quic/tools/quic_client_epoll_network_helper.cc
+++ b/quic/tools/quic_client_epoll_network_helper.cc
@@ -90,7 +90,6 @@
   }
 
   fd_address_map_[fd] = client_address;
-
   epoll_server_->RegisterFD(fd, this, kEpollFlags);
   return true;
 }
@@ -130,9 +129,7 @@
 void QuicClientEpollNetworkHelper::OnShutdown(QuicEpollServer* /*eps*/,
                                               int /*fd*/) {}
 
-void QuicClientEpollNetworkHelper::OnEvent(int fd, QuicEpollEvent* event) {
-  DCHECK_EQ(fd, GetLatestFD());
-
+void QuicClientEpollNetworkHelper::OnEvent(int /*fd*/, QuicEpollEvent* event) {
   if (event->in_events & EPOLLIN) {
     QUIC_DVLOG(1) << "Read packets on EPOLLIN";
     int times_to_read = max_reads_per_epoll_loop_;