Deprecate FLAGS_quic_close_connection_on_packet_too_large.

net/quic/core/quic_connection_test.cc

Index: net/quic/core/quic_connection_test.cc
diff --git a/net/quic/core/quic_connection_test.cc b/net/quic/core/quic_connection_test.cc
index 428fb0e9902575ef3a275668a11241d559ace11d..0ce77b23c67e1259e1ee5577a26d4dc4f0424c27 100644
--- a/net/quic/core/quic_connection_test.cc
+++ b/net/quic/core/quic_connection_test.cc
@@ -5148,7 +5148,6 @@ TEST_P(QuicConnectionTest, ClientReceivesRejOnNonCryptoStream) {
 }
 
 TEST_P(QuicConnectionTest, CloseConnectionOnPacketTooLarge) {
-  FLAGS_quic_close_connection_on_packet_too_large = true;
   SimulateNextPacketTooLarge();
   // Although the data packet cannot be written, the send packet manager is
   // informed. Also a connection close packet is sent.
@@ -5162,7 +5161,6 @@ TEST_P(QuicConnectionTest, CloseConnectionOnPacketTooLarge) {
 TEST_P(QuicConnectionTest, AlwaysGetPacketTooLarge) {
   // Test even we always get packet too large, we do not infinitely try to send
   // close packet.
-  FLAGS_quic_close_connection_on_packet_too_large = true;
   AlwaysGetPacketTooLarge();
   EXPECT_CALL(*send_algorithm_, OnPacketSent(_, _, _, _, _)).Times(2);
   EXPECT_CALL(visitor_, OnConnectionClosed(QUIC_PACKET_WRITE_ERROR, _,