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diff --git a/third_party/libwebrtc/p2p/base/ice_controller_factory_interface.h b/third_party/libwebrtc/p2p/base/ice_controller_factory_interface.h
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+++ b/third_party/libwebrtc/p2p/base/ice_controller_factory_interface.h
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+/*
+ *  Copyright 2019 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 P2P_BASE_ICE_CONTROLLER_FACTORY_INTERFACE_H_
+#define P2P_BASE_ICE_CONTROLLER_FACTORY_INTERFACE_H_
+
+#include <memory>
+#include <string>
+
+#include "p2p/base/ice_controller_interface.h"
+#include "p2p/base/ice_transport_internal.h"
+
+namespace cricket {
+
+// struct with arguments to IceControllerFactoryInterface::Create
+struct IceControllerFactoryArgs {
+  std::function<IceTransportState()> ice_transport_state_func;
+  std::function<IceRole()> ice_role_func;
+  std::function<bool(const Connection*)> is_connection_pruned_func;
+  const IceFieldTrials* ice_field_trials;
+  std::string ice_controller_field_trials;
+};
+
+class IceControllerFactoryInterface {
+ public:
+  virtual ~IceControllerFactoryInterface() = default;
+  virtual std::unique_ptr<IceControllerInterface> Create(
+      const IceControllerFactoryArgs& args) = 0;
+};
+
+}  // namespace cricket
+
+#endif  // P2P_BASE_ICE_CONTROLLER_FACTORY_INTERFACE_H_