Add a SetDoNotFragment() method to DatagramSocket, and call this for

net/socket/ssl_client_socket_impl.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.
 
 #include "net/socket/ssl_client_socket_impl.h"
 
 #include <errno.h>
 #include <openssl/bio.h>
 #include <openssl/bytestring.h>
 #include <openssl/err.h>
@@ skipping 868 matching lines @@
 }
 
 int SSLClientSocketImpl::SetReceiveBufferSize(int32_t size) {
   return transport_->socket()->SetReceiveBufferSize(size);
 }
 
 int SSLClientSocketImpl::SetSendBufferSize(int32_t size) {
   return transport_->socket()->SetSendBufferSize(size);
 }
 
+int SSLClientSocketImpl::SetDoNotFragment(bool do_not_fragment) {
+  return transport_->socket()->SetDoNotFragment(do_not_fragment);
+}
+
 int SSLClientSocketImpl::Init() {
   DCHECK(!ssl_);
   DCHECK(!transport_bio_);
 
 #if defined(USE_NSS_CERTS)
   if (ssl_config_.cert_io_enabled) {
     // TODO(davidben): Move this out of SSLClientSocket. See
     // https://crbug.com/539520.
     EnsureNSSHttpIOInit();
   }
@@ skipping 1433 matching lines @@
   if (rv != OK) {
     net_log_.EndEventWithNetErrorCode(NetLog::TYPE_SSL_CONNECT, rv);
     return;
   }
 
   net_log_.EndEvent(NetLog::TYPE_SSL_CONNECT,
                     base::Bind(&NetLogSSLInfoCallback, base::Unretained(this)));
 }
 
 }  // namespace net