Wire up send-side bandwidth estimation.

webrtc/modules/rtp_rtcp/source/rtcp_format_remb_unittest.cc

Index: webrtc/modules/rtp_rtcp/source/rtcp_format_remb_unittest.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_format_remb_unittest.cc b/webrtc/modules/rtp_rtcp/source/rtcp_format_remb_unittest.cc
index a03af2435fff9ca4cd862043adbfe2df9a8fe2fa..eb6d35ed3e2708f357331b8651a02dab4e8e8004 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_format_remb_unittest.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_format_remb_unittest.cc
@@ -60,7 +60,11 @@ class RtcpFormatRembTest : public ::testing::Test {
   RtcpFormatRembTest()
       : over_use_detector_options_(),
         system_clock_(Clock::GetRealTimeClock()),
+        dummy_rtp_rtcp_impl_(nullptr),
         receive_statistics_(ReceiveStatistics::Create(system_clock_)),
+        rtcp_sender_(nullptr),
+        rtcp_receiver_(nullptr),
+        test_transport_(nullptr),
         remote_bitrate_observer_(),
         remote_bitrate_estimator_(new RemoteBitrateEstimatorSingleStream(
             &remote_bitrate_observer_,
@@ -87,9 +91,9 @@ void RtcpFormatRembTest::SetUp() {
   configuration.remote_bitrate_estimator = remote_bitrate_estimator_.get();
   dummy_rtp_rtcp_impl_ = new ModuleRtpRtcpImpl(configuration);
   rtcp_sender_ =
-      new RTCPSender(false, system_clock_, receive_statistics_.get(), NULL);
-  rtcp_receiver_ = new RTCPReceiver(system_clock_, false, NULL, NULL, NULL,
-                                    dummy_rtp_rtcp_impl_);
+      new RTCPSender(false, system_clock_, receive_statistics_.get(), nullptr);
+  rtcp_receiver_ = new RTCPReceiver(system_clock_, false, nullptr, nullptr,
+                                    nullptr, nullptr, dummy_rtp_rtcp_impl_);
   test_transport_ = new TestTransport(rtcp_receiver_);
 
   EXPECT_EQ(0, rtcp_sender_->RegisterSendTransport(test_transport_));