[rtp_rtcp] tmmbr helper simplified by moving set_to_send member out

webrtc/modules/rtp_rtcp/source/rtcp_sender_unittest.cc

 /*
  *  Copyright (c) 2012 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.
  */
 
@@ skipping 678 matching lines @@
 }
 
 TEST_F(RtcpSenderTest, SendTmmbn) {
   rtcp_sender_->SetRTCPStatus(RtcpMode::kCompound);
   TMMBRSet bounding_set;
   bounding_set.VerifyAndAllocateSet(1);
   const uint32_t kBitrateKbps = 32768;
   const uint32_t kPacketOh = 40;
   const uint32_t kSourceSsrc = 12345;
   bounding_set.AddEntry(kBitrateKbps, kPacketOh, kSourceSsrc);
-  EXPECT_EQ(0, rtcp_sender_->SetTMMBN(&bounding_set));
+  rtcp_sender_->SetTMMBN(&bounding_set);
   EXPECT_EQ(0, rtcp_sender_->SendRTCP(feedback_state(), kRtcpSr));
   EXPECT_EQ(1, parser()->sender_report()->num_packets());
   EXPECT_EQ(1, parser()->tmmbn()->num_packets());
   EXPECT_EQ(kSenderSsrc, parser()->tmmbn()->Ssrc());
   EXPECT_EQ(1, parser()->tmmbn_items()->num_packets());
   EXPECT_EQ(kBitrateKbps, parser()->tmmbn_items()->BitrateKbps(0));
   EXPECT_EQ(kPacketOh, parser()->tmmbn_items()->Overhead(0));
   EXPECT_EQ(kSourceSsrc, parser()->tmmbn_items()->Ssrc(0));
 }
 
 // This test is written to verify actual behaviour. It does not seem
 // to make much sense to send an empty TMMBN, since there is no place
 // to put an actual limit here. It's just information that no limit
 // is set, which is kind of the starting assumption.
 // See http://code.google.com/p/webrtc/issues/detail?id=468 for one
 // situation where this caused confusion.
 TEST_F(RtcpSenderTest, SendsTmmbnIfSetAndEmpty) {
   rtcp_sender_->SetRTCPStatus(RtcpMode::kCompound);
   TMMBRSet bounding_set;
-  EXPECT_EQ(0, rtcp_sender_->SetTMMBN(&bounding_set));
+  rtcp_sender_->SetTMMBN(&bounding_set);
   EXPECT_EQ(0, rtcp_sender_->SendRTCP(feedback_state(), kRtcpSr));
   EXPECT_EQ(1, parser()->sender_report()->num_packets());
   EXPECT_EQ(1, parser()->tmmbn()->num_packets());
   EXPECT_EQ(kSenderSsrc, parser()->tmmbn()->Ssrc());
   EXPECT_EQ(0, parser()->tmmbn_items()->num_packets());
 }
 
 TEST_F(RtcpSenderTest, SendCompoundPliRemb) {
   const int kBitrate = 261011;
   std::vector<uint32_t> ssrcs;
@@ skipping 41 matching lines @@
   rtcp_sender_->SetRemoteSSRC(kRemoteSsrc);
 
   // Set up XR VoIP metric to be included with BYE
   rtcp_sender_->SetRTCPStatus(RtcpMode::kCompound);
   RTCPVoIPMetric metric;
   EXPECT_EQ(0, rtcp_sender_->SetRTCPVoIPMetrics(&metric));
   EXPECT_EQ(0, rtcp_sender_->SendRTCP(feedback_state(), kRtcpBye));
 }
 
 }  // namespace webrtc