Enables PacketGenerator's use of PacketCreator's FEC primitives.

net/quic/test_tools/quic_connection_peer.h

Index: net/quic/test_tools/quic_connection_peer.h
diff --git a/net/quic/test_tools/quic_connection_peer.h b/net/quic/test_tools/quic_connection_peer.h
index cf0ea38a860b14e98385efb4a7760bb2fbe1bb6e..0cc6fbbdda2a808a4b005dd9378e96f53f34b0d5 100644
--- a/net/quic/test_tools/quic_connection_peer.h
+++ b/net/quic/test_tools/quic_connection_peer.h
@@ -22,6 +22,7 @@ class QuicEncryptedPacket;
 class QuicFecGroup;
 class QuicFramer;
 class QuicPacketCreator;
+class QuicPacketGenerator;
 class QuicPacketWriter;
 class QuicReceivedPacketManager;
 class QuicSentPacketManager;
@@ -48,6 +49,8 @@ class QuicConnectionPeer {
 
   static QuicPacketCreator* GetPacketCreator(QuicConnection* connection);
 
+  static QuicPacketGenerator* GetPacketGenerator(QuicConnection* connection);
+
   static QuicSentPacketManager* GetSentPacketManager(
       QuicConnection* connection);