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-rw-r--r--third_party/libwebrtc/api/field_trials_registry.cc31
1 files changed, 31 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/field_trials_registry.cc b/third_party/libwebrtc/api/field_trials_registry.cc
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+++ b/third_party/libwebrtc/api/field_trials_registry.cc
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+/*
+ * Copyright 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.
+ */
+#include "api/field_trials_registry.h"
+
+#include <string>
+
+#include "absl/algorithm/container.h"
+#include "absl/strings/string_view.h"
+#include "experiments/registered_field_trials.h"
+#include "rtc_base/checks.h"
+#include "rtc_base/containers/flat_set.h"
+
+namespace webrtc {
+
+std::string FieldTrialsRegistry::Lookup(absl::string_view key) const {
+#if WEBRTC_STRICT_FIELD_TRIALS
+ RTC_DCHECK(absl::c_linear_search(kRegisteredFieldTrials, key) ||
+ test_keys_.contains(key))
+ << key << " is not registered.";
+#endif
+ return GetValue(key);
+}
+
+} // namespace webrtc