Move PacedSender ownership to RtpTransportControllerSend.

webrtc/call/fake_rtp_transport_controller_send.h

Index: webrtc/call/fake_rtp_transport_controller_send.h
diff --git a/webrtc/call/fake_rtp_transport_controller_send.h b/webrtc/call/fake_rtp_transport_controller_send.h
index ac612ce87e5e73ac0ca447ba3a4fb5917c1719da..cb3a0f3dcc17dbdf9f86f431fc5fa20b4be29d36 100644
--- a/webrtc/call/fake_rtp_transport_controller_send.h
+++ b/webrtc/call/fake_rtp_transport_controller_send.h
@@ -23,8 +23,11 @@ class FakeRtpTransportControllerSend
  public:
   explicit FakeRtpTransportControllerSend(
       PacketRouter* packet_router,
+      PacedSender* paced_sender,
       SendSideCongestionController* send_side_cc)
-      : packet_router_(packet_router), send_side_cc_(send_side_cc) {
+      : packet_router_(packet_router),
+        paced_sender_(paced_sender),
+        send_side_cc_(send_side_cc) {
     RTC_DCHECK(send_side_cc);
   }
 
@@ -38,7 +41,9 @@ class FakeRtpTransportControllerSend
     return send_side_cc_;
   }
 
-  RtpPacketSender* packet_sender() override { return send_side_cc_->pacer(); }
+  PacedSender* pacer() override { return paced_sender_; }
+
+  RtpPacketSender* packet_sender() override { return paced_sender_; }
 
   const RtpKeepAliveConfig& keepalive_config() const override {
     return keepalive_;
@@ -50,6 +55,7 @@ class FakeRtpTransportControllerSend
 
  private:
   PacketRouter* packet_router_;
+  PacedSender* paced_sender_;
   SendSideCongestionController* send_side_cc_;
   RtpKeepAliveConfig keepalive_;
 };