net: False Start only for NPN capable servers.

net/socket/ssl_client_socket_openssl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // OpenSSL binding for SSLClientSocket. The class layout and general principle
 // of operation is derived from SSLClientSocketNSS.
 
 #include "net/socket/ssl_client_socket_openssl.h"
 
 #include <openssl/ssl.h>
@@ skipping 466 matching lines @@
 
   // TODO(joth): Set this conditionally, see http://crbug.com/55410
   options.ConfigureFlag(SSL_OP_LEGACY_SERVER_CONNECT, true);
 
   SSL_set_options(ssl_, options.set_mask);
   SSL_clear_options(ssl_, options.clear_mask);
 
   // Same as above, this time for the SSL mode.
   SslSetClearMask mode;
 
-#if defined(SSL_MODE_HANDSHAKE_CUTTHROUGH)
-  mode.ConfigureFlag(SSL_MODE_HANDSHAKE_CUTTHROUGH,
-                     ssl_config_.false_start_enabled &&
-                     !SSLConfigService::IsKnownFalseStartIncompatibleServer(
-                         host_and_port_.host()));
-#endif
-
 #if defined(SSL_MODE_RELEASE_BUFFERS)
   mode.ConfigureFlag(SSL_MODE_RELEASE_BUFFERS, true);
 #endif
 
 #if defined(SSL_MODE_SMALL_BUFFERS)
   mode.ConfigureFlag(SSL_MODE_SMALL_BUFFERS, true);
 #endif
 
   SSL_set_mode(ssl_, mode.set_mask);
   SSL_clear_mode(ssl_, mode.clear_mask);
@@ skipping 796 matching lines @@
     net_log_.AddByteTransferEvent(NetLog::TYPE_SSL_SOCKET_BYTES_SENT, rv,
                                   user_write_buf_->data());
     return rv;
   }
 
   int err = SSL_get_error(ssl_, rv);
   return MapOpenSSLError(err, err_tracer);
 }
 
 }  // namespace net