Adds an internal server and chromium's flag for disabling/enabling FEC

net/quic/quic_connection_test.cc

Index: net/quic/quic_connection_test.cc
diff --git a/net/quic/quic_connection_test.cc b/net/quic/quic_connection_test.cc
index 38ead0ca1c0fd7e1520a5f865a068cb05105352d..6cfe64eabb8a055a6d84ac7c31063d47052409cd 100644
--- a/net/quic/quic_connection_test.cc
+++ b/net/quic/quic_connection_test.cc
@@ -1484,11 +1484,8 @@ TEST_P(QuicConnectionTest, FECSending) {
           IN_FEC_GROUP, &payload_length);
   creator->set_max_packet_length(length);
 
-  // Enable FEC.
-  creator->set_max_packets_per_fec_group(2);
-
-  // Send 4 protected data packets, which will also trigger 2 FEC packets.
-  EXPECT_CALL(*send_algorithm_, OnPacketSent(_, _, _, _, _)).Times(6);
+  // Send 4 protected data packets, which should also trigger 1 FEC packet.
+  EXPECT_CALL(*send_algorithm_, OnPacketSent(_, _, _, _, _)).Times(5);
   // The first stream frame will have 2 fewer overhead bytes than the other 3.
   const string payload(payload_length * 4 + 2, 'a');
   connection_.SendStreamDataWithStringWithFec(1, payload, 0, !kFin, NULL);
@@ -1506,8 +1503,7 @@ TEST_P(QuicConnectionTest, FECQueueing) {
       connection_.version(), kIncludeVersion, PACKET_1BYTE_SEQUENCE_NUMBER,
       IN_FEC_GROUP, &payload_length);
   creator->set_max_packet_length(length);
-  // Enable FEC.
-  creator->set_max_packets_per_fec_group(1);
+  EXPECT_TRUE(creator->IsFecEnabled());
 
   EXPECT_EQ(0u, connection_.NumQueuedPackets());
   BlockOnNextWrite();
@@ -1520,9 +1516,8 @@ TEST_P(QuicConnectionTest, FECQueueing) {
 }
 
 TEST_P(QuicConnectionTest, AbandonFECFromCongestionWindow) {
-  // Enable FEC.
-  QuicConnectionPeer::GetPacketCreator(
-      &connection_)->set_max_packets_per_fec_group(1);
+  EXPECT_TRUE(QuicConnectionPeer::GetPacketCreator(
+      &connection_)->IsFecEnabled());
 
   // 1 Data and 1 FEC packet.
   EXPECT_CALL(*send_algorithm_, OnPacketSent(_, _, _, _, _)).Times(2);
@@ -1541,9 +1536,8 @@ TEST_P(QuicConnectionTest, AbandonFECFromCongestionWindow) {
 
 TEST_P(QuicConnectionTest, DontAbandonAckedFEC) {
   EXPECT_CALL(visitor_, OnSuccessfulVersionNegotiation(_));
-  // Enable FEC.
-  QuicConnectionPeer::GetPacketCreator(
-      &connection_)->set_max_packets_per_fec_group(1);
+  EXPECT_TRUE(QuicConnectionPeer::GetPacketCreator(
+      &connection_)->IsFecEnabled());
 
   // 1 Data and 1 FEC packet.
   EXPECT_CALL(*send_algorithm_, OnPacketSent(_, _, _, _, _)).Times(6);
@@ -1570,9 +1564,8 @@ TEST_P(QuicConnectionTest, DontAbandonAckedFEC) {
 
 TEST_P(QuicConnectionTest, AbandonAllFEC) {
   EXPECT_CALL(visitor_, OnSuccessfulVersionNegotiation(_));
-  // Enable FEC.
-  QuicConnectionPeer::GetPacketCreator(
-      &connection_)->set_max_packets_per_fec_group(1);
+  EXPECT_TRUE(QuicConnectionPeer::GetPacketCreator(
+      &connection_)->IsFecEnabled());
 
   // 1 Data and 1 FEC packet.
   EXPECT_CALL(*send_algorithm_, OnPacketSent(_, _, _, _, _)).Times(6);
@@ -1687,9 +1680,8 @@ TEST_P(QuicConnectionTest, FramePackingCryptoThenNonCrypto) {
 }
 
 TEST_P(QuicConnectionTest, FramePackingFEC) {
-  // Enable FEC.
-  QuicConnectionPeer::GetPacketCreator(
-      &connection_)->set_max_packets_per_fec_group(6);
+  EXPECT_TRUE(QuicConnectionPeer::GetPacketCreator(
+      &connection_)->IsFecEnabled());
 
   CongestionBlockWrites();