Removing NSS files and USE_OPENSSL flag

net/ssl/token_binding_nss.cc

-// Copyright 2015 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 "token_binding.h"
-
-#include "net/base/net_errors.h"
-
-namespace net {
-
-bool IsTokenBindingSupported() {
-  return false;
-}
-
-bool SignTokenBindingEkm(base::StringPiece ekm,
-                         crypto::ECPrivateKey* key,
-                         std::vector<uint8_t>* out) {
-  return false;
-}
-
-Error BuildTokenBindingMessageFromTokenBindings(
-    const std::vector<base::StringPiece>& token_bindings,
-    std::string* out) {
-  NOTREACHED();
-  return ERR_NOT_IMPLEMENTED;
-}
-
-Error BuildTokenBinding(TokenBindingType type,
-                        crypto::ECPrivateKey* key,
-                        const std::vector<uint8_t>& ekm,
-                        std::string* out) {
-  NOTREACHED();
-  return ERR_NOT_IMPLEMENTED;
-}
-
-TokenBinding::TokenBinding() {}
-
-bool ParseTokenBindingMessage(base::StringPiece token_binding_message,
-                              std::vector<TokenBinding>* token_bindings) {
-  NOTREACHED();
-  return false;
-}
-
-bool VerifyEKMSignature(base::StringPiece ec_point,
-                        base::StringPiece signature,
-                        base::StringPiece ekm) {
-  NOTREACHED();
-  return false;
-}
-
-}  // namespace net