Deprecate FLAG_require_strike_register_or_server_nonce

net/quic/crypto/crypto_server_test.cc

Index: net/quic/crypto/crypto_server_test.cc
diff --git a/net/quic/crypto/crypto_server_test.cc b/net/quic/crypto/crypto_server_test.cc
index 4a65f874ab8c8daf23ae6c6bbd98ae18481b8158..85cf2aa8ae12b77c157edc5b90197d857706ee3c 100644
--- a/net/quic/crypto/crypto_server_test.cc
+++ b/net/quic/crypto/crypto_server_test.cc
@@ -726,50 +726,7 @@ TEST_P(CryptoServerTest, CorruptMultipleTags) {
   };
 }
 
-TEST_P(CryptoServerTest, ReplayProtection) {
-  if (client_version_ > QUIC_VERSION_30) {
-    return;
-  }
-  FLAGS_require_strike_register_or_server_nonce = false;
-  // This tests that disabling replay protection works.
-  // clang-format off
-  CryptoHandshakeMessage msg = CryptoTestUtils::Message(
-      "CHLO",
-      "AEAD", "AESG",
-      "KEXS", "C255",
-      "SCID", scid_hex_.c_str(),
-      "#004b5453", srct_hex_.c_str(),
-      "PUBS", pub_hex_.c_str(),
-      "NONC", nonce_hex_.c_str(),
-      "XLCT", XlctHexString().c_str(),
-      "VER\0", client_version_string_.c_str(),
-      "$padding", static_cast<int>(kClientHelloMinimumSize),
-      nullptr);
-  // clang-format on
-  ShouldSucceed(msg);
-  // The message should be rejected because the strike-register is still
-  // quiescent.
-  CheckRejectTag();
-
-  const HandshakeFailureReason kRejectReasons[] = {
-      CLIENT_NONCE_INVALID_TIME_FAILURE};
-  CheckRejectReasons(kRejectReasons, arraysize(kRejectReasons));
-
-  config_.set_replay_protection(false);
-
-  ShouldSucceed(msg);
-  // The message should be accepted now.
-  ASSERT_EQ(kSHLO, out_.tag());
-  CheckServerHello(out_);
-
-  ShouldSucceed(msg);
-  // The message should accepted twice when replay protection is off.
-  ASSERT_EQ(kSHLO, out_.tag());
-  CheckServerHello(out_);
-}
-
 TEST_P(CryptoServerTest, NoServerNonce) {
-  FLAGS_require_strike_register_or_server_nonce = true;
   // When no server nonce is present and no strike register is configured,
   // the CHLO should be rejected.
   // clang-format off