3 files changed, 11 insertions, 23 deletions
diff --git a/third_party/libwebrtc/rtc_base/experiments/BUILD.gn b/third_party/libwebrtc/rtc_base/experiments/BUILD.gn
index 185d5931f7..d44eefd4fc 100644
--- a/third_party/libwebrtc/rtc_base/experiments/BUILD.gn
+++ b/third_party/libwebrtc/rtc_base/experiments/BUILD.gn
@@ -16,10 +16,9 @@ rtc_library("alr_experiment") {
   deps = [
     "..:logging",
     "../../api:field_trials_view",
-    "../../api/transport:field_trial_based_config",
   ]
   absl_deps = [
-    "//third_party/abseil-cpp/absl/strings:strings",
+    "//third_party/abseil-cpp/absl/strings:string_view",
     "//third_party/abseil-cpp/absl/types:optional",
   ]
 }
diff --git a/third_party/libwebrtc/rtc_base/experiments/alr_experiment.cc b/third_party/libwebrtc/rtc_base/experiments/alr_experiment.cc
index f5d36f6867..5370de5452 100644
--- a/third_party/libwebrtc/rtc_base/experiments/alr_experiment.cc
+++ b/third_party/libwebrtc/rtc_base/experiments/alr_experiment.cc
@@ -16,21 +16,16 @@
 #include <string>
 
 #include "absl/strings/string_view.h"
-#include "api/transport/field_trial_based_config.h"
+#include "api/field_trials_view.h"
 #include "rtc_base/logging.h"
 
 namespace webrtc {
+namespace {
 
-const char AlrExperimentSettings::kScreenshareProbingBweExperimentName[] =
-    "WebRTC-ProbingScreenshareBwe";
-const char AlrExperimentSettings::kStrictPacingAndProbingExperimentName[] =
-    "WebRTC-StrictPacingAndProbing";
-const char kDefaultProbingScreenshareBweSettings[] = "1.0,2875,80,40,-60,3";
+constexpr absl::string_view kDefaultProbingScreenshareBweSettings =
+    "1.0,2875,80,40,-60,3";
 
-bool AlrExperimentSettings::MaxOneFieldTrialEnabled() {
-  return AlrExperimentSettings::MaxOneFieldTrialEnabled(
-      FieldTrialBasedConfig());
-}
+}  // namespace
 
 bool AlrExperimentSettings::MaxOneFieldTrialEnabled(
     const FieldTrialsView& key_value_config) {
@@ -40,12 +35,6 @@ bool AlrExperimentSettings::MaxOneFieldTrialEnabled(
 }
 
 absl::optional<AlrExperimentSettings>
-AlrExperimentSettings::CreateFromFieldTrial(absl::string_view experiment_name) {
-  return AlrExperimentSettings::CreateFromFieldTrial(FieldTrialBasedConfig(),
-                                                     experiment_name);
-}
-
-absl::optional<AlrExperimentSettings>
 AlrExperimentSettings::CreateFromFieldTrial(
     const FieldTrialsView& key_value_config,
     absl::string_view experiment_name) {
diff --git a/third_party/libwebrtc/rtc_base/experiments/alr_experiment.h b/third_party/libwebrtc/rtc_base/experiments/alr_experiment.h
index 048fd90cab..9914828827 100644
--- a/third_party/libwebrtc/rtc_base/experiments/alr_experiment.h
+++ b/third_party/libwebrtc/rtc_base/experiments/alr_experiment.h
@@ -30,14 +30,14 @@ struct AlrExperimentSettings {
   // reserved value to indicate absence of experiment.
   int group_id;
 
-  static const char kScreenshareProbingBweExperimentName[];
-  static const char kStrictPacingAndProbingExperimentName[];
-  static absl::optional<AlrExperimentSettings> CreateFromFieldTrial(
-      absl::string_view experiment_name);
+  static constexpr absl::string_view kScreenshareProbingBweExperimentName =
+      "WebRTC-ProbingScreenshareBwe";
+  static constexpr absl::string_view kStrictPacingAndProbingExperimentName =
+      "WebRTC-StrictPacingAndProbing";
+
   static absl::optional<AlrExperimentSettings> CreateFromFieldTrial(
       const FieldTrialsView& key_value_config,
       absl::string_view experiment_name);
-  static bool MaxOneFieldTrialEnabled();
   static bool MaxOneFieldTrialEnabled(const FieldTrialsView& key_value_config);
 
  private: