Land Recent QUIC Changes.

net/quic/quic_flags.cc

Index: net/quic/quic_flags.cc
diff --git a/net/quic/quic_flags.cc b/net/quic/quic_flags.cc
index a244943e3f4f5cd42205dff4d92d32b152df6cbe..73f8909ca667cbe3e82dd1c253afce645e2ddd24 100644
--- a/net/quic/quic_flags.cc
+++ b/net/quic/quic_flags.cc
@@ -72,3 +72,11 @@ bool FLAGS_quic_rto_uses_last_sent = true;
 // If true, attach QuicAckNotifiers to packets rather than individual stream
 // frames.
 bool FLAGS_quic_attach_ack_notifiers_to_packets = true;
+
+// If true, the AckNotifierManager is informed about new packets as soon as they
+// are serialized.
+bool FLAGS_quic_ack_notifier_informed_on_serialized = true;
+
+// If true, QUIC will use the new RTO that waits until an ack arrives to adjust
+// the congestion window.
+bool FLAGS_quic_use_new_rto = true;