QUIC: support diversified keys with version 33.

net/quic/quic_connection.cc

Index: net/quic/quic_connection.cc
diff --git a/net/quic/quic_connection.cc b/net/quic/quic_connection.cc
index c8a132f6e52ae99490232982c2eaa9721050d8db..1d7f3e5d15b5e59dcb0f3ac093c48b5bb80b823d 100644
--- a/net/quic/quic_connection.cc
+++ b/net/quic/quic_connection.cc
@@ -624,6 +624,7 @@ bool QuicConnection::OnUnauthenticatedHeader(const QuicPacketHeader& header) {
 void QuicConnection::OnDecryptedPacket(EncryptionLevel level) {
   last_decrypted_packet_level_ = level;
   last_packet_decrypted_ = true;
+
   // If this packet was foward-secure encrypted and the forward-secure encrypter
   // is not being used, start using it.
   if (encryption_level_ != ENCRYPTION_FORWARD_SECURE &&
@@ -1842,6 +1843,11 @@ void QuicConnection::SetEncrypter(EncryptionLevel level,
   }
 }
 
+void QuicConnection::SetDiversificationNonce(const DiversificationNonce nonce) {
+  DCHECK_EQ(Perspective::IS_SERVER, perspective_);
+  packet_generator_.SetDiversificationNonce(nonce);
+}
+
 void QuicConnection::SetDefaultEncryptionLevel(EncryptionLevel level) {
   encryption_level_ = level;
   packet_generator_.set_encryption_level(level);