Fixes ClangTidy errors in audio/

These are manual edits please verify there are no typos.
Feel free to auto-submit if there are no issues.

Bug: webrtc:10410
Change-Id: I1b46653b91bce012afabfa0f2d249718e6de2df8
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/127626
Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org>
Commit-Queue: Benjamin Wright <benwright@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27139}
diff --git a/audio/audio_receive_stream_unittest.cc b/audio/audio_receive_stream_unittest.cc
index 76ebeae..def4d1a 100644
--- a/audio/audio_receive_stream_unittest.cc
+++ b/audio/audio_receive_stream_unittest.cc
@@ -36,7 +36,6 @@
 using testing::_;
 using testing::FloatEq;
 using testing::Return;
-using testing::ReturnRef;
 
 AudioDecodingCallStats MakeAudioDecodeStatsForTest() {
   AudioDecodingCallStats audio_decode_stats;
@@ -64,8 +63,9 @@
 
 const CallReceiveStatistics kCallStats = {345, 678, 901, 234,
                                           -12, 567, 890, 123};
-const std::pair<int, SdpAudioFormat> kReceiveCodec =
-    {123, {"codec_name_recv", 96000, 0}};
+const std::pair<int, SdpAudioFormat> kReceiveCodec = {
+    123,
+    {"codec_name_recv", 96000, 0}};
 const NetworkStatistics kNetworkStats = {
     123, 456, false, 789012, 3456, 123, 456, 789, 0,  {}, 789,
     12,  345, 678,   901,    0,    -1,  -1,  -1,  -1, -1, 0};