Minor refactors to enable sending an Expect-CT header more easily.

net/quic/core/crypto/quic_crypto_server_config.cc

Index: net/quic/core/crypto/quic_crypto_server_config.cc
diff --git a/net/quic/core/crypto/quic_crypto_server_config.cc b/net/quic/core/crypto/quic_crypto_server_config.cc
index e70c4f2b5ff46d0aaace8e0c5c66fa4afe877c7c..7c92ffad6deda9e457c65f5e85eb58ecfcc375c5 100644
--- a/net/quic/core/crypto/quic_crypto_server_config.cc
+++ b/net/quic/core/crypto/quic_crypto_server_config.cc
@@ -631,6 +631,7 @@ class QuicCryptoServerConfig::ProcessClientHelloCallback
       signed_config_->chain = chain;
       signed_config_->signature = proof.signature;
       signed_config_->cert_sct = proof.leaf_cert_scts;
+      signed_config_->send_expect_ct_header = proof.send_expect_ct_header;
     }
     config_->ProcessClientHelloAfterGetProof(
         !ok, std::move(details), *validate_chlo_result_, reject_only_,
@@ -1232,6 +1233,7 @@ class QuicCryptoServerConfig::EvaluateClientHelloCallback
       signed_config_->chain = chain;
       signed_config_->signature = proof.signature;
       signed_config_->cert_sct = proof.leaf_cert_scts;
+      signed_config_->send_expect_ct_header = proof.send_expect_ct_header;
     }
     config_.EvaluateClientHelloAfterGetProof(
         found_error_, server_ip_, version_, requested_config_, primary_config_,
@@ -2281,7 +2283,8 @@ QuicCryptoServerConfig::Config::Config()
 QuicCryptoServerConfig::Config::~Config() {
 }
 
-QuicSignedServerConfig::QuicSignedServerConfig() {}
+QuicSignedServerConfig::QuicSignedServerConfig()
+    : send_expect_ct_header(false) {}
 QuicSignedServerConfig::~QuicSignedServerConfig() {}
 
 }  // namespace net