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diff --git a/third_party/libwebrtc/api/test/metrics/metrics_exporter.h b/third_party/libwebrtc/api/test/metrics/metrics_exporter.h
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+++ b/third_party/libwebrtc/api/test/metrics/metrics_exporter.h
@@ -0,0 +1,33 @@
+/*
+ *  Copyright (c) 2022 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_TEST_METRICS_METRICS_EXPORTER_H_
+#define API_TEST_METRICS_METRICS_EXPORTER_H_
+
+#include "api/array_view.h"
+#include "api/test/metrics/metric.h"
+
+namespace webrtc {
+namespace test {
+
+// Exports metrics in the requested format.
+class MetricsExporter {
+ public:
+  virtual ~MetricsExporter() = default;
+
+  // Exports specified metrics in a format that depends on the implementation.
+  // Returns true if export succeeded, false otherwise.
+  virtual bool Export(rtc::ArrayView<const Metric> metrics) = 0;
+};
+
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // API_TEST_METRICS_METRICS_EXPORTER_H_