Remove deprecated RemoveTrack interface

Bug: webrtc:9534
Change-Id: I970e6fd43284d9159897d5214fff9992cd26e171
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/247371
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35856}
diff --git a/pc/peer_connection_media_unittest.cc b/pc/peer_connection_media_unittest.cc
index c5a4a30..30034b4 100644
--- a/pc/peer_connection_media_unittest.cc
+++ b/pc/peer_connection_media_unittest.cc
@@ -312,8 +312,8 @@
   ASSERT_TRUE(caller->ExchangeOfferAnswerWith(callee.get()));
 
   // Remove both tracks from caller.
-  caller->pc()->RemoveTrack(caller_audio_track);
-  caller->pc()->RemoveTrack(caller_video_track);
+  caller->pc()->RemoveTrackOrError(caller_audio_track);
+  caller->pc()->RemoveTrackOrError(caller_video_track);
 
   ASSERT_TRUE(caller->ExchangeOfferAnswerWith(callee.get()));
 
@@ -410,8 +410,8 @@
   ASSERT_TRUE(caller->ExchangeOfferAnswerWith(callee.get()));
 
   // Remove both tracks from callee.
-  callee->pc()->RemoveTrack(callee_audio_track);
-  callee->pc()->RemoveTrack(callee_video_track);
+  callee->pc()->RemoveTrackOrError(callee_audio_track);
+  callee->pc()->RemoveTrackOrError(callee_video_track);
 
   ASSERT_TRUE(caller->ExchangeOfferAnswerWith(callee.get()));
 
@@ -1083,7 +1083,7 @@
   EXPECT_EQ(1u, callee_video->send_streams().size());
 
   // Callee removes video but keeps audio and rejects the video once again.
-  callee->pc()->RemoveTrack(callee_video_track);
+  callee->pc()->RemoveTrackOrError(callee_video_track);
   ASSERT_TRUE(callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal()));
   ASSERT_TRUE(
       callee->SetLocalDescription(callee->CreateAnswer(options_reject_video)));
@@ -1153,7 +1153,7 @@
   EXPECT_EQ(1u, callee_video->send_streams().size());
 
   // Callee removes audio but keeps video and rejects the audio once again.
-  callee->pc()->RemoveTrack(callee_audio_track);
+  callee->pc()->RemoveTrackOrError(callee_audio_track);
   ASSERT_TRUE(callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal()));
   ASSERT_TRUE(
       callee->SetLocalDescription(callee->CreateAnswer(options_reject_audio)));