diff --git a/api/stats/rtc_stats.h b/api/stats/rtc_stats.h
index 273ea316cb..d4ba51d46e 100644
--- a/api/stats/rtc_stats.h
+++ b/api/stats/rtc_stats.h
@@ -55,9 +55,7 @@ class RTCStatsMemberInterface;
 // }
 class RTC_EXPORT RTCStats {
  public:
-  RTCStats(const std::string& id, int64_t timestamp_us)
-      : id_(id), timestamp_us_(timestamp_us) {}
-  RTCStats(std::string&& id, int64_t timestamp_us)
+  RTCStats(std::string id, int64_t timestamp_us)
       : id_(std::move(id)), timestamp_us_(timestamp_us) {}
   virtual ~RTCStats() {}
 
diff --git a/api/stats/rtcstats_objects.h b/api/stats/rtcstats_objects.h
index 532af53de3..9d3e697c5e 100644
--- a/api/stats/rtcstats_objects.h
+++ b/api/stats/rtcstats_objects.h
@@ -120,8 +120,7 @@ class RTC_EXPORT RTCCertificateStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCCertificateStats(const std::string& id, int64_t timestamp_us);
-  RTCCertificateStats(std::string&& id, int64_t timestamp_us);
+  RTCCertificateStats(std::string id, int64_t timestamp_us);
   RTCCertificateStats(const RTCCertificateStats& other);
   ~RTCCertificateStats() override;
 
@@ -150,8 +149,7 @@ class RTC_EXPORT RTCCodecStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCCodecStats(const std::string& id, int64_t timestamp_us);
-  RTCCodecStats(std::string&& id, int64_t timestamp_us);
+  RTCCodecStats(std::string id, int64_t timestamp_us);
   RTCCodecStats(const RTCCodecStats& other);
   ~RTCCodecStats() override;
 
@@ -168,8 +166,7 @@ class RTC_EXPORT RTCDataChannelStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCDataChannelStats(const std::string& id, int64_t timestamp_us);
-  RTCDataChannelStats(std::string&& id, int64_t timestamp_us);
+  RTCDataChannelStats(std::string id, int64_t timestamp_us);
   RTCDataChannelStats(const RTCDataChannelStats& other);
   ~RTCDataChannelStats() override;
 
@@ -189,8 +186,7 @@ class RTC_EXPORT RTCIceCandidatePairStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCIceCandidatePairStats(const std::string& id, int64_t timestamp_us);
-  RTCIceCandidatePairStats(std::string&& id, int64_t timestamp_us);
+  RTCIceCandidatePairStats(std::string id, int64_t timestamp_us);
   RTCIceCandidatePairStats(const RTCIceCandidatePairStats& other);
   ~RTCIceCandidatePairStats() override;
 
@@ -258,10 +254,7 @@ class RTC_EXPORT RTCIceCandidateStats : public RTCStats {
   RTCNonStandardStatsMember<std::string> network_adapter_type;
 
  protected:
-  RTCIceCandidateStats(const std::string& id,
-                       int64_t timestamp_us,
-                       bool is_remote);
-  RTCIceCandidateStats(std::string&& id, int64_t timestamp_us, bool is_remote);
+  RTCIceCandidateStats(std::string id, int64_t timestamp_us, bool is_remote);
 };
 
 // In the spec both local and remote varieties are of type RTCIceCandidateStats.
@@ -272,8 +265,7 @@ class RTC_EXPORT RTCIceCandidateStats : public RTCStats {
 class RTC_EXPORT RTCLocalIceCandidateStats final : public RTCIceCandidateStats {
  public:
   static const char kType[];
-  RTCLocalIceCandidateStats(const std::string& id, int64_t timestamp_us);
-  RTCLocalIceCandidateStats(std::string&& id, int64_t timestamp_us);
+  RTCLocalIceCandidateStats(std::string id, int64_t timestamp_us);
   std::unique_ptr<RTCStats> copy() const override;
   const char* type() const override;
 };
@@ -282,8 +274,7 @@ class RTC_EXPORT RTCRemoteIceCandidateStats final
     : public RTCIceCandidateStats {
  public:
   static const char kType[];
-  RTCRemoteIceCandidateStats(const std::string& id, int64_t timestamp_us);
-  RTCRemoteIceCandidateStats(std::string&& id, int64_t timestamp_us);
+  RTCRemoteIceCandidateStats(std::string id, int64_t timestamp_us);
   std::unique_ptr<RTCStats> copy() const override;
   const char* type() const override;
 };
@@ -293,8 +284,7 @@ class RTC_EXPORT DEPRECATED_RTCMediaStreamStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  DEPRECATED_RTCMediaStreamStats(const std::string& id, int64_t timestamp_us);
-  DEPRECATED_RTCMediaStreamStats(std::string&& id, int64_t timestamp_us);
+  DEPRECATED_RTCMediaStreamStats(std::string id, int64_t timestamp_us);
   DEPRECATED_RTCMediaStreamStats(const DEPRECATED_RTCMediaStreamStats& other);
   ~DEPRECATED_RTCMediaStreamStats() override;
 
@@ -309,10 +299,7 @@ class RTC_EXPORT DEPRECATED_RTCMediaStreamTrackStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  DEPRECATED_RTCMediaStreamTrackStats(const std::string& id,
-                                      int64_t timestamp_us,
-                                      const char* kind);
-  DEPRECATED_RTCMediaStreamTrackStats(std::string&& id,
+  DEPRECATED_RTCMediaStreamTrackStats(std::string id,
                                       int64_t timestamp_us,
                                       const char* kind);
   DEPRECATED_RTCMediaStreamTrackStats(
@@ -358,8 +345,7 @@ class RTC_EXPORT RTCPeerConnectionStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCPeerConnectionStats(const std::string& id, int64_t timestamp_us);
-  RTCPeerConnectionStats(std::string&& id, int64_t timestamp_us);
+  RTCPeerConnectionStats(std::string id, int64_t timestamp_us);
   RTCPeerConnectionStats(const RTCPeerConnectionStats& other);
   ~RTCPeerConnectionStats() override;
 
@@ -386,8 +372,7 @@ class RTC_EXPORT RTCRTPStreamStats : public RTCStats {
   RTCStatsMember<std::string> media_type;  // renamed to kind.
 
  protected:
-  RTCRTPStreamStats(const std::string& id, int64_t timestamp_us);
-  RTCRTPStreamStats(std::string&& id, int64_t timestamp_us);
+  RTCRTPStreamStats(std::string id, int64_t timestamp_us);
 };
 
 // https://www.w3.org/TR/webrtc-stats/#receivedrtpstats-dict*
@@ -402,8 +387,7 @@ class RTC_EXPORT RTCReceivedRtpStreamStats : public RTCRTPStreamStats {
   RTCStatsMember<int32_t> packets_lost;  // Signed per RFC 3550
 
  protected:
-  RTCReceivedRtpStreamStats(const std::string&& id, int64_t timestamp_us);
-  RTCReceivedRtpStreamStats(std::string&& id, int64_t timestamp_us);
+  RTCReceivedRtpStreamStats(std::string id, int64_t timestamp_us);
 };
 
 // https://www.w3.org/TR/webrtc-stats/#sentrtpstats-dict*
@@ -418,8 +402,7 @@ class RTC_EXPORT RTCSentRtpStreamStats : public RTCRTPStreamStats {
   RTCStatsMember<uint64_t> bytes_sent;
 
  protected:
-  RTCSentRtpStreamStats(const std::string&& id, int64_t timestamp_us);
-  RTCSentRtpStreamStats(std::string&& id, int64_t timestamp_us);
+  RTCSentRtpStreamStats(std::string id, int64_t timestamp_us);
 };
 
 // https://w3c.github.io/webrtc-stats/#inboundrtpstats-dict*
@@ -428,8 +411,7 @@ class RTC_EXPORT RTCInboundRTPStreamStats final
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCInboundRTPStreamStats(const std::string& id, int64_t timestamp_us);
-  RTCInboundRTPStreamStats(std::string&& id, int64_t timestamp_us);
+  RTCInboundRTPStreamStats(std::string id, int64_t timestamp_us);
   RTCInboundRTPStreamStats(const RTCInboundRTPStreamStats& other);
   ~RTCInboundRTPStreamStats() override;
 
@@ -516,8 +498,7 @@ class RTC_EXPORT RTCOutboundRTPStreamStats final : public RTCRTPStreamStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCOutboundRTPStreamStats(const std::string& id, int64_t timestamp_us);
-  RTCOutboundRTPStreamStats(std::string&& id, int64_t timestamp_us);
+  RTCOutboundRTPStreamStats(std::string id, int64_t timestamp_us);
   RTCOutboundRTPStreamStats(const RTCOutboundRTPStreamStats& other);
   ~RTCOutboundRTPStreamStats() override;
 
@@ -570,8 +551,7 @@ class RTC_EXPORT RTCRemoteInboundRtpStreamStats final
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCRemoteInboundRtpStreamStats(const std::string& id, int64_t timestamp_us);
-  RTCRemoteInboundRtpStreamStats(std::string&& id, int64_t timestamp_us);
+  RTCRemoteInboundRtpStreamStats(std::string id, int64_t timestamp_us);
   RTCRemoteInboundRtpStreamStats(const RTCRemoteInboundRtpStreamStats& other);
   ~RTCRemoteInboundRtpStreamStats() override;
 
@@ -588,8 +568,7 @@ class RTC_EXPORT RTCRemoteOutboundRtpStreamStats final
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCRemoteOutboundRtpStreamStats(const std::string& id, int64_t timestamp_us);
-  RTCRemoteOutboundRtpStreamStats(std::string&& id, int64_t timestamp_us);
+  RTCRemoteOutboundRtpStreamStats(std::string id, int64_t timestamp_us);
   RTCRemoteOutboundRtpStreamStats(const RTCRemoteOutboundRtpStreamStats& other);
   ~RTCRemoteOutboundRtpStreamStats() override;
 
@@ -613,8 +592,7 @@ class RTC_EXPORT RTCMediaSourceStats : public RTCStats {
   RTCStatsMember<std::string> kind;
 
  protected:
-  RTCMediaSourceStats(const std::string& id, int64_t timestamp_us);
-  RTCMediaSourceStats(std::string&& id, int64_t timestamp_us);
+  RTCMediaSourceStats(std::string id, int64_t timestamp_us);
 };
 
 // https://w3c.github.io/webrtc-stats/#dom-rtcaudiosourcestats
@@ -622,8 +600,7 @@ class RTC_EXPORT RTCAudioSourceStats final : public RTCMediaSourceStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCAudioSourceStats(const std::string& id, int64_t timestamp_us);
-  RTCAudioSourceStats(std::string&& id, int64_t timestamp_us);
+  RTCAudioSourceStats(std::string id, int64_t timestamp_us);
   RTCAudioSourceStats(const RTCAudioSourceStats& other);
   ~RTCAudioSourceStats() override;
 
@@ -639,8 +616,7 @@ class RTC_EXPORT RTCVideoSourceStats final : public RTCMediaSourceStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCVideoSourceStats(const std::string& id, int64_t timestamp_us);
-  RTCVideoSourceStats(std::string&& id, int64_t timestamp_us);
+  RTCVideoSourceStats(std::string id, int64_t timestamp_us);
   RTCVideoSourceStats(const RTCVideoSourceStats& other);
   ~RTCVideoSourceStats() override;
 
@@ -655,8 +631,7 @@ class RTC_EXPORT RTCTransportStats final : public RTCStats {
  public:
   WEBRTC_RTCSTATS_DECL();
 
-  RTCTransportStats(const std::string& id, int64_t timestamp_us);
-  RTCTransportStats(std::string&& id, int64_t timestamp_us);
+  RTCTransportStats(std::string id, int64_t timestamp_us);
   RTCTransportStats(const RTCTransportStats& other);
   ~RTCTransportStats() override;
 
diff --git a/stats/rtcstats_objects.cc b/stats/rtcstats_objects.cc
index 734f16273c..9d9498ec4f 100644
--- a/stats/rtcstats_objects.cc
+++ b/stats/rtcstats_objects.cc
@@ -89,11 +89,7 @@ WEBRTC_RTCSTATS_IMPL(RTCCertificateStats, RTCStats, "certificate",
     &issuer_certificate_id)
 // clang-format on
 
-RTCCertificateStats::RTCCertificateStats(const std::string& id,
-                                         int64_t timestamp_us)
-    : RTCCertificateStats(std::string(id), timestamp_us) {}
-
-RTCCertificateStats::RTCCertificateStats(std::string&& id, int64_t timestamp_us)
+RTCCertificateStats::RTCCertificateStats(std::string id, int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       fingerprint("fingerprint"),
       fingerprint_algorithm("fingerprintAlgorithm"),
@@ -114,10 +110,7 @@ WEBRTC_RTCSTATS_IMPL(RTCCodecStats, RTCStats, "codec",
     &sdp_fmtp_line)
 // clang-format on
 
-RTCCodecStats::RTCCodecStats(const std::string& id, int64_t timestamp_us)
-    : RTCCodecStats(std::string(id), timestamp_us) {}
-
-RTCCodecStats::RTCCodecStats(std::string&& id, int64_t timestamp_us)
+RTCCodecStats::RTCCodecStats(std::string id, int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       transport_id("transportId"),
       payload_type("payloadType"),
@@ -142,11 +135,7 @@ WEBRTC_RTCSTATS_IMPL(RTCDataChannelStats, RTCStats, "data-channel",
     &bytes_received)
 // clang-format on
 
-RTCDataChannelStats::RTCDataChannelStats(const std::string& id,
-                                         int64_t timestamp_us)
-    : RTCDataChannelStats(std::string(id), timestamp_us) {}
-
-RTCDataChannelStats::RTCDataChannelStats(std::string&& id, int64_t timestamp_us)
+RTCDataChannelStats::RTCDataChannelStats(std::string id, int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       label("label"),
       protocol("protocol"),
@@ -190,11 +179,7 @@ WEBRTC_RTCSTATS_IMPL(RTCIceCandidatePairStats, RTCStats, "candidate-pair",
     &last_packet_sent_timestamp)
 // clang-format on
 
-RTCIceCandidatePairStats::RTCIceCandidatePairStats(const std::string& id,
-                                                   int64_t timestamp_us)
-    : RTCIceCandidatePairStats(std::string(id), timestamp_us) {}
-
-RTCIceCandidatePairStats::RTCIceCandidatePairStats(std::string&& id,
+RTCIceCandidatePairStats::RTCIceCandidatePairStats(std::string id,
                                                    int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       transport_id("transportId"),
@@ -249,12 +234,7 @@ WEBRTC_RTCSTATS_IMPL(RTCIceCandidateStats, RTCStats, "abstract-ice-candidate",
     &network_adapter_type)
 // clang-format on
 
-RTCIceCandidateStats::RTCIceCandidateStats(const std::string& id,
-                                           int64_t timestamp_us,
-                                           bool is_remote)
-    : RTCIceCandidateStats(std::string(id), timestamp_us, is_remote) {}
-
-RTCIceCandidateStats::RTCIceCandidateStats(std::string&& id,
+RTCIceCandidateStats::RTCIceCandidateStats(std::string id,
                                            int64_t timestamp_us,
                                            bool is_remote)
     : RTCStats(std::move(id), timestamp_us),
@@ -284,11 +264,7 @@ RTCIceCandidateStats::~RTCIceCandidateStats() {}
 
 const char RTCLocalIceCandidateStats::kType[] = "local-candidate";
 
-RTCLocalIceCandidateStats::RTCLocalIceCandidateStats(const std::string& id,
-                                                     int64_t timestamp_us)
-    : RTCIceCandidateStats(id, timestamp_us, false) {}
-
-RTCLocalIceCandidateStats::RTCLocalIceCandidateStats(std::string&& id,
+RTCLocalIceCandidateStats::RTCLocalIceCandidateStats(std::string id,
                                                      int64_t timestamp_us)
     : RTCIceCandidateStats(std::move(id), timestamp_us, false) {}
 
@@ -302,11 +278,7 @@ const char* RTCLocalIceCandidateStats::type() const {
 
 const char RTCRemoteIceCandidateStats::kType[] = "remote-candidate";
 
-RTCRemoteIceCandidateStats::RTCRemoteIceCandidateStats(const std::string& id,
-                                                       int64_t timestamp_us)
-    : RTCIceCandidateStats(id, timestamp_us, true) {}
-
-RTCRemoteIceCandidateStats::RTCRemoteIceCandidateStats(std::string&& id,
+RTCRemoteIceCandidateStats::RTCRemoteIceCandidateStats(std::string id,
                                                        int64_t timestamp_us)
     : RTCIceCandidateStats(std::move(id), timestamp_us, true) {}
 
@@ -325,12 +297,7 @@ WEBRTC_RTCSTATS_IMPL(DEPRECATED_RTCMediaStreamStats, RTCStats, "stream",
 // clang-format on
 
 DEPRECATED_RTCMediaStreamStats::DEPRECATED_RTCMediaStreamStats(
-    const std::string& id,
-    int64_t timestamp_us)
-    : DEPRECATED_RTCMediaStreamStats(std::string(id), timestamp_us) {}
-
-DEPRECATED_RTCMediaStreamStats::DEPRECATED_RTCMediaStreamStats(
-    std::string&& id,
+    std::string id,
     int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       stream_identifier("streamIdentifier"),
@@ -372,14 +339,7 @@ WEBRTC_RTCSTATS_IMPL(DEPRECATED_RTCMediaStreamTrackStats, RTCStats, "track",
 // clang-format on
 
 DEPRECATED_RTCMediaStreamTrackStats::DEPRECATED_RTCMediaStreamTrackStats(
-    const std::string& id,
-    int64_t timestamp_us,
-    const char* kind)
-    : DEPRECATED_RTCMediaStreamTrackStats(std::string(id), timestamp_us, kind) {
-}
-
-DEPRECATED_RTCMediaStreamTrackStats::DEPRECATED_RTCMediaStreamTrackStats(
-    std::string&& id,
+    std::string id,
     int64_t timestamp_us,
     const char* kind)
     : RTCStats(std::move(id), timestamp_us),
@@ -424,11 +384,7 @@ WEBRTC_RTCSTATS_IMPL(RTCPeerConnectionStats, RTCStats, "peer-connection",
     &data_channels_closed)
 // clang-format on
 
-RTCPeerConnectionStats::RTCPeerConnectionStats(const std::string& id,
-                                               int64_t timestamp_us)
-    : RTCPeerConnectionStats(std::string(id), timestamp_us) {}
-
-RTCPeerConnectionStats::RTCPeerConnectionStats(std::string&& id,
+RTCPeerConnectionStats::RTCPeerConnectionStats(std::string id,
                                                int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       data_channels_opened("dataChannelsOpened"),
@@ -449,11 +405,7 @@ WEBRTC_RTCSTATS_IMPL(RTCRTPStreamStats, RTCStats, "rtp",
     &media_type)
 // clang-format on
 
-RTCRTPStreamStats::RTCRTPStreamStats(const std::string& id,
-                                     int64_t timestamp_us)
-    : RTCRTPStreamStats(std::string(id), timestamp_us) {}
-
-RTCRTPStreamStats::RTCRTPStreamStats(std::string&& id, int64_t timestamp_us)
+RTCRTPStreamStats::RTCRTPStreamStats(std::string id, int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       ssrc("ssrc"),
       kind("kind"),
@@ -473,11 +425,7 @@ WEBRTC_RTCSTATS_IMPL(
     &packets_lost)
 // clang-format on
 
-RTCReceivedRtpStreamStats::RTCReceivedRtpStreamStats(const std::string&& id,
-                                                     int64_t timestamp_us)
-    : RTCReceivedRtpStreamStats(std::string(id), timestamp_us) {}
-
-RTCReceivedRtpStreamStats::RTCReceivedRtpStreamStats(std::string&& id,
+RTCReceivedRtpStreamStats::RTCReceivedRtpStreamStats(std::string id,
                                                      int64_t timestamp_us)
     : RTCRTPStreamStats(std::move(id), timestamp_us),
       jitter("jitter"),
@@ -495,11 +443,7 @@ WEBRTC_RTCSTATS_IMPL(
     &bytes_sent)
 // clang-format on
 
-RTCSentRtpStreamStats::RTCSentRtpStreamStats(const std::string&& id,
-                                             int64_t timestamp_us)
-    : RTCSentRtpStreamStats(std::string(id), timestamp_us) {}
-
-RTCSentRtpStreamStats::RTCSentRtpStreamStats(std::string&& id,
+RTCSentRtpStreamStats::RTCSentRtpStreamStats(std::string id,
                                              int64_t timestamp_us)
     : RTCRTPStreamStats(std::move(id), timestamp_us),
       packets_sent("packetsSent"),
@@ -570,11 +514,7 @@ WEBRTC_RTCSTATS_IMPL(
     &min_playout_delay)
 // clang-format on
 
-RTCInboundRTPStreamStats::RTCInboundRTPStreamStats(const std::string& id,
-                                                   int64_t timestamp_us)
-    : RTCInboundRTPStreamStats(std::string(id), timestamp_us) {}
-
-RTCInboundRTPStreamStats::RTCInboundRTPStreamStats(std::string&& id,
+RTCInboundRTPStreamStats::RTCInboundRTPStreamStats(std::string id,
                                                    int64_t timestamp_us)
     : RTCReceivedRtpStreamStats(std::move(id), timestamp_us),
       track_identifier("trackIdentifier"),
@@ -682,11 +622,7 @@ WEBRTC_RTCSTATS_IMPL(
     &scalability_mode)
 // clang-format on
 
-RTCOutboundRTPStreamStats::RTCOutboundRTPStreamStats(const std::string& id,
-                                                     int64_t timestamp_us)
-    : RTCOutboundRTPStreamStats(std::string(id), timestamp_us) {}
-
-RTCOutboundRTPStreamStats::RTCOutboundRTPStreamStats(std::string&& id,
+RTCOutboundRTPStreamStats::RTCOutboundRTPStreamStats(std::string id,
                                                      int64_t timestamp_us)
     : RTCRTPStreamStats(std::move(id), timestamp_us),
       media_source_id("mediaSourceId"),
@@ -740,12 +676,7 @@ WEBRTC_RTCSTATS_IMPL(
 // clang-format on
 
 RTCRemoteInboundRtpStreamStats::RTCRemoteInboundRtpStreamStats(
-    const std::string& id,
-    int64_t timestamp_us)
-    : RTCRemoteInboundRtpStreamStats(std::string(id), timestamp_us) {}
-
-RTCRemoteInboundRtpStreamStats::RTCRemoteInboundRtpStreamStats(
-    std::string&& id,
+    std::string id,
     int64_t timestamp_us)
     : RTCReceivedRtpStreamStats(std::move(id), timestamp_us),
       local_id("localId"),
@@ -772,12 +703,7 @@ WEBRTC_RTCSTATS_IMPL(
 // clang-format on
 
 RTCRemoteOutboundRtpStreamStats::RTCRemoteOutboundRtpStreamStats(
-    const std::string& id,
-    int64_t timestamp_us)
-    : RTCRemoteOutboundRtpStreamStats(std::string(id), timestamp_us) {}
-
-RTCRemoteOutboundRtpStreamStats::RTCRemoteOutboundRtpStreamStats(
-    std::string&& id,
+    std::string id,
     int64_t timestamp_us)
     : RTCSentRtpStreamStats(std::move(id), timestamp_us),
       local_id("localId"),
@@ -798,11 +724,7 @@ WEBRTC_RTCSTATS_IMPL(RTCMediaSourceStats, RTCStats, "parent-media-source",
     &kind)
 // clang-format on
 
-RTCMediaSourceStats::RTCMediaSourceStats(const std::string& id,
-                                         int64_t timestamp_us)
-    : RTCMediaSourceStats(std::string(id), timestamp_us) {}
-
-RTCMediaSourceStats::RTCMediaSourceStats(std::string&& id, int64_t timestamp_us)
+RTCMediaSourceStats::RTCMediaSourceStats(std::string id, int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       track_identifier("trackIdentifier"),
       kind("kind") {}
@@ -821,11 +743,7 @@ WEBRTC_RTCSTATS_IMPL(RTCAudioSourceStats, RTCMediaSourceStats, "media-source",
     &echo_return_loss_enhancement)
 // clang-format on
 
-RTCAudioSourceStats::RTCAudioSourceStats(const std::string& id,
-                                         int64_t timestamp_us)
-    : RTCAudioSourceStats(std::string(id), timestamp_us) {}
-
-RTCAudioSourceStats::RTCAudioSourceStats(std::string&& id, int64_t timestamp_us)
+RTCAudioSourceStats::RTCAudioSourceStats(std::string id, int64_t timestamp_us)
     : RTCMediaSourceStats(std::move(id), timestamp_us),
       audio_level("audioLevel"),
       total_audio_energy("totalAudioEnergy"),
@@ -846,11 +764,7 @@ WEBRTC_RTCSTATS_IMPL(RTCVideoSourceStats, RTCMediaSourceStats, "media-source",
     &frames_per_second)
 // clang-format on
 
-RTCVideoSourceStats::RTCVideoSourceStats(const std::string& id,
-                                         int64_t timestamp_us)
-    : RTCVideoSourceStats(std::string(id), timestamp_us) {}
-
-RTCVideoSourceStats::RTCVideoSourceStats(std::string&& id, int64_t timestamp_us)
+RTCVideoSourceStats::RTCVideoSourceStats(std::string id, int64_t timestamp_us)
     : RTCMediaSourceStats(std::move(id), timestamp_us),
       width("width"),
       height("height"),
@@ -883,11 +797,7 @@ WEBRTC_RTCSTATS_IMPL(RTCTransportStats, RTCStats, "transport",
     &ice_state)
 // clang-format on
 
-RTCTransportStats::RTCTransportStats(const std::string& id,
-                                     int64_t timestamp_us)
-    : RTCTransportStats(std::string(id), timestamp_us) {}
-
-RTCTransportStats::RTCTransportStats(std::string&& id, int64_t timestamp_us)
+RTCTransportStats::RTCTransportStats(std::string id, int64_t timestamp_us)
     : RTCStats(std::move(id), timestamp_us),
       bytes_sent("bytesSent"),
       packets_sent("packetsSent"),