relnote: Allow individual QUIC writers to limit the maximum packet size.

net/quic/quic_chromium_client_session.cc

Index: net/quic/quic_chromium_client_session.cc
diff --git a/net/quic/quic_chromium_client_session.cc b/net/quic/quic_chromium_client_session.cc
index 0e7cb7b2debfa3fb6c163c6e23da05be8ee73fe9..c8a1de61683c7b1961ec8c81061032ed42483426 100644
--- a/net/quic/quic_chromium_client_session.cc
+++ b/net/quic/quic_chromium_client_session.cc
@@ -202,8 +202,8 @@ QuicChromiumClientSession::QuicChromiumClientSession(
   IPEndPoint address;
   if (socket && socket->GetLocalAddress(&address) == OK &&
       address.GetFamily() == ADDRESS_FAMILY_IPV6) {
-    connection->set_max_packet_length(connection->max_packet_length() -
-                                      kAdditionalOverheadForIPv6);
+    connection->SetMaxPacketLength(connection->max_packet_length() -
+                                   kAdditionalOverheadForIPv6);
   }
 }