Export QUIC response retransmit packet and byte counts via faster stats.

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 19edfd0a894145311771e03a136d1b1354c0e868..3d653f50234c4be0ce4e2e4fe028411cbd5ecc43 100644
--- a/net/quic/quic_connection_test.cc
+++ b/net/quic/quic_connection_test.cc
@@ -3599,7 +3599,7 @@ TEST_P(QuicConnectionTest, AckNotifierTriggerCallback) {
 
   // Create a delegate which we expect to be called.
   scoped_refptr<MockAckNotifierDelegate> delegate(new MockAckNotifierDelegate);
-  EXPECT_CALL(*delegate, OnAckNotification()).Times(1);
+  EXPECT_CALL(*delegate, OnAckNotification(_, _, _, _)).Times(1);
 
   // Send some data, which will register the delegate to be notified.
   connection_.SendStreamDataWithString(1, "foo", 0, !kFin, delegate.get());
@@ -3616,7 +3616,7 @@ TEST_P(QuicConnectionTest, AckNotifierFailToTriggerCallback) {
 
   // Create a delegate which we don't expect to be called.
   scoped_refptr<MockAckNotifierDelegate> delegate(new MockAckNotifierDelegate);
-  EXPECT_CALL(*delegate, OnAckNotification()).Times(0);
+  EXPECT_CALL(*delegate, OnAckNotification(_, _, _, _)).Times(0);
 
   EXPECT_CALL(*send_algorithm_, UpdateRtt(_));
   EXPECT_CALL(*send_algorithm_, OnPacketAcked(_, _)).Times(2);
@@ -3647,7 +3647,7 @@ TEST_P(QuicConnectionTest, AckNotifierCallbackAfterRetransmission) {
 
   // Create a delegate which we expect to be called.
   scoped_refptr<MockAckNotifierDelegate> delegate(new MockAckNotifierDelegate);
-  EXPECT_CALL(*delegate, OnAckNotification()).Times(1);
+  EXPECT_CALL(*delegate, OnAckNotification(_, _, _, _)).Times(1);
 
   // Send four packets, and register to be notified on ACK of packet 2.
   connection_.SendStreamDataWithString(3, "foo", 0, !kFin, NULL);
@@ -3690,7 +3690,7 @@ TEST_P(QuicConnectionTest, AckNotifierCallbackAfterFECRecovery) {
 
   // Create a delegate which we expect to be called.
   scoped_refptr<MockAckNotifierDelegate> delegate(new MockAckNotifierDelegate);
-  EXPECT_CALL(*delegate, OnAckNotification()).Times(1);
+  EXPECT_CALL(*delegate, OnAckNotification(_, _, _, _)).Times(1);
 
   // Expect ACKs for 1 packet.
   EXPECT_CALL(*send_algorithm_, UpdateRtt(_));