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diff --git a/third_party/libwebrtc/api/crypto_params.h b/third_party/libwebrtc/api/crypto_params.h
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+++ b/third_party/libwebrtc/api/crypto_params.h
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+/*
+ *  Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef API_CRYPTO_PARAMS_H_
+#define API_CRYPTO_PARAMS_H_
+
+#include <string>
+
+#include "absl/strings/string_view.h"
+
+namespace cricket {
+
+// Parameters for SRTP negotiation, as described in RFC 4568.
+// TODO(benwright) - Rename to SrtpCryptoParams as these only apply to SRTP and
+// not generic crypto parameters for WebRTC.
+struct CryptoParams {
+  CryptoParams() : tag(0) {}
+  CryptoParams(int t,
+               absl::string_view cs,
+               absl::string_view kp,
+               absl::string_view sp)
+      : tag(t), cipher_suite(cs), key_params(kp), session_params(sp) {}
+
+  bool Matches(const CryptoParams& params) const {
+    return (tag == params.tag && cipher_suite == params.cipher_suite);
+  }
+
+  int tag;
+  std::string cipher_suite;
+  std::string key_params;
+  std::string session_params;
+};
+
+}  // namespace cricket
+
+#endif  // API_CRYPTO_PARAMS_H_