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

net/quic/quic_packet_creator_test.cc

Index: net/quic/quic_packet_creator_test.cc
diff --git a/net/quic/quic_packet_creator_test.cc b/net/quic/quic_packet_creator_test.cc
index d4b7f449a33871989062b8cbff9bc7e56b14a09e..91646c5e2735f0e7545862d611c79751763aed47 100644
--- a/net/quic/quic_packet_creator_test.cc
+++ b/net/quic/quic_packet_creator_test.cc
@@ -120,6 +120,14 @@ class QuicPacketCreatorTest : public ::testing::TestWithParam<TestParams> {
                                              kClientDataStreamId1, kOffset,
                                              true, is_in_fec_group);
   }
+
+  // Enables and turns on FEC protection. Returns true if FEC protection is on.
+  bool SwitchFecProtectionOn(size_t max_packets_per_fec_group) {
+    creator_.set_max_packets_per_fec_group(max_packets_per_fec_group);
+    creator_.StartFecProtectingPackets();
+    return creator_.IsFecProtected();
+  }
+
   static const QuicStreamOffset kOffset = 1u;
 
   QuicFrames frames_;
@@ -167,7 +175,7 @@ TEST_P(QuicPacketCreatorTest, SerializeFrames) {
 
 TEST_P(QuicPacketCreatorTest, SerializeWithFEC) {
   // Enable FEC protection, and send FEC packet every 6 packets.
-  EXPECT_TRUE(QuicPacketCreatorPeer::SwitchFecProtectionOn(&creator_, 6));
+  EXPECT_TRUE(SwitchFecProtectionOn(6));
   // Should return false since we do not have enough packets in the FEC group to
   // trigger an FEC packet.
   ASSERT_FALSE(creator_.ShouldSendFec(/*force_close=*/false));
@@ -339,7 +347,7 @@ TEST_P(QuicPacketCreatorTest, SerializeWithFECChangingSequenceNumberLength) {
   // of the open FEC group.
 
   // Enable FEC protection, and send FEC packet every 6 packets.
-  EXPECT_TRUE(QuicPacketCreatorPeer::SwitchFecProtectionOn(&creator_, 6));
+  EXPECT_TRUE(SwitchFecProtectionOn(6));
   // Should return false since we do not have enough packets in the FEC group to
   // trigger an FEC packet.
   ASSERT_FALSE(creator_.ShouldSendFec(/*force_close=*/false));
@@ -488,7 +496,7 @@ TEST_P(QuicPacketCreatorTest, SwitchFecOnOffWithNoGroup) {
 
 TEST_P(QuicPacketCreatorTest, SwitchFecOnOffWithGroupInProgress) {
   // Enable FEC protection, and send FEC packet every 6 packets.
-  EXPECT_TRUE(QuicPacketCreatorPeer::SwitchFecProtectionOn(&creator_, 6));
+  EXPECT_TRUE(SwitchFecProtectionOn(6));
   frames_.push_back(QuicFrame(new QuicStreamFrame(0u, false, 0u, IOVector())));
   SerializedPacket serialized = creator_.SerializeAllFrames(frames_);
   delete frames_[0].stream_frame;
@@ -626,7 +634,7 @@ TEST_P(QuicPacketCreatorTest, StreamFrameConsumption) {
 
 TEST_P(QuicPacketCreatorTest, StreamFrameConsumptionWithFec) {
   // Enable FEC protection, and send FEC packet every 6 packets.
-  EXPECT_TRUE(QuicPacketCreatorPeer::SwitchFecProtectionOn(&creator_, 6));
+  EXPECT_TRUE(SwitchFecProtectionOn(6));
   // Compute the total overhead for a single frame in packet.
   const size_t overhead = GetPacketHeaderOverhead(IN_FEC_GROUP)
       + GetEncryptionOverhead() + GetStreamFrameOverhead(IN_FEC_GROUP);