Perform ClientHello padding if the field trial is enabled

net/socket/ssl_client_socket_openssl.h

 // 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.
 
 #ifndef NET_SOCKET_SSL_CLIENT_SOCKET_OPENSSL_H_
 #define NET_SOCKET_SSL_CLIENT_SOCKET_OPENSSL_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 22 matching lines @@
 // <openssl/ossl_type.h>
 typedef struct x509_store_ctx_st X509_STORE_CTX;
 
 namespace net {
 
 class CertVerifier;
 class CTVerifier;
 class SingleRequestCertVerifier;
 class SSLCertRequestInfo;
 class SSLInfo;
+class SSLSocketConfigService;
 
 // An SSL client socket implemented with OpenSSL.
 class SSLClientSocketOpenSSL : public SSLClientSocket {
  public:
   // Takes ownership of the transport_socket, which may already be connected.
   // The given hostname will be compared with the name(s) in the server's
   // certificate during the SSL handshake.  ssl_config specifies the SSL
   // settings.
   SSLClientSocketOpenSSL(scoped_ptr<ClientSocketHandle> transport_socket,
                          const HostPortPair& host_and_port,
@@ skipping 199 matching lines @@
   scoped_ptr<SingleRequestCertVerifier> verifier_;
   base::TimeTicks start_cert_verification_time_;
 
   // Certificate Transparency: Verifier and result holder.
   ct::CTVerifyResult ct_verify_result_;
   CTVerifier* cert_transparency_verifier_;
 
   // The service for retrieving Channel ID keys.  May be NULL.
   ChannelIDService* channel_id_service_;
 
+  // The service for configuring features on the SSL socket. May be NULL.
+  SSLSocketConfigService* ssl_socket_config_service_;
+
   // Callback that is invoked when the connection finishes.
   //
   // Note: this callback will be run in Disconnect(). It will not alter
   // any member variables of the SSLClientSocketOpenSSL.
   base::Closure handshake_completion_callback_;
 
   // OpenSSL stuff
   SSL* ssl_;
   BIO* transport_bio_;
 
@@ skipping 41 matching lines @@
   // pinning failure. It is a (somewhat) human-readable string.
   std::string pinning_failure_log_;
 
   BoundNetLog net_log_;
   base::WeakPtrFactory<SSLClientSocketOpenSSL> weak_factory_;
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SSL_CLIENT_SOCKET_OPENSSL_H_