Deprecate FLAGS_quic_reloadable_flag_enable_async_get_proof

net/quic/core/quic_crypto_client_stream_test.cc

Index: net/quic/core/quic_crypto_client_stream_test.cc
diff --git a/net/quic/core/quic_crypto_client_stream_test.cc b/net/quic/core/quic_crypto_client_stream_test.cc
index 8cd39916b1cc0d5038369fe0ef1ff7ddebf8bb67..571ca249c749359ba0a58a2c8e2ce2b22cedcc81 100644
--- a/net/quic/core/quic_crypto_client_stream_test.cc
+++ b/net/quic/core/quic_crypto_client_stream_test.cc
@@ -252,12 +252,32 @@ TEST_F(QuicCryptoClientStreamTest, ServerConfigUpdateWithCert) {
   QuicCompressedCertsCache cache(1);
   CachedNetworkParameters network_params;
   CryptoHandshakeMessage server_config_update;
-  EXPECT_TRUE(crypto_config.BuildServerConfigUpdateMessage(
+
+  class Callback : public BuildServerConfigUpdateMessageResultCallback {
+   public:
+    Callback(bool* ok, CryptoHandshakeMessage* message)
+        : ok_(ok), message_(message) {}
+    void Run(bool ok, const CryptoHandshakeMessage& message) override {
+      *ok_ = ok;
+      *message_ = message;
+    }
+
+   private:
+    bool* ok_;
+    CryptoHandshakeMessage* message_;
+  };
+
+  // Note: relies on the callback being invoked synchronously
+  bool ok = false;
+  crypto_config.BuildServerConfigUpdateMessage(
       session_->connection()->version(), stream()->chlo_hash(), tokens,
       QuicSocketAddress(QuicIpAddress::Loopback6(), 1234),
       QuicIpAddress::Loopback6(), connection_->clock(),
       QuicRandom::GetInstance(), &cache, stream()->crypto_negotiated_params(),
-      &network_params, QuicTagVector(), &server_config_update));
+      &network_params, QuicTagVector(),
+      std::unique_ptr<BuildServerConfigUpdateMessageResultCallback>(
+          new Callback(&ok, &server_config_update)));
+  EXPECT_TRUE(ok);
 
   std::unique_ptr<QuicData> data(
       CryptoFramer::ConstructHandshakeMessage(server_config_update));