Delete enum NetEqDecoder.

A trimmed down version is moved to legacy_encoded_audio_frame_unittest.cc
where it's used for test parameterization.

Bug: webrtc:10185
Change-Id: I9abda22f9806b831b6ca4b27d6bcc888285f50f2
Reviewed-on: https://webrtc-review.googlesource.com/c/116961
Reviewed-by: Ivo Creusen <ivoc@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26218}
diff --git a/modules/audio_coding/neteq/packet_buffer_unittest.cc b/modules/audio_coding/neteq/packet_buffer_unittest.cc
index cb40d7d..7a381ee 100644
--- a/modules/audio_coding/neteq/packet_buffer_unittest.cc
+++ b/modules/audio_coding/neteq/packet_buffer_unittest.cc
@@ -175,7 +175,7 @@
 
   MockDecoderDatabase decoder_database;
   auto factory = CreateBuiltinAudioDecoderFactory();
-  const DecoderDatabase::DecoderInfo info(NetEqDecoder::kDecoderPCMu,
+  const DecoderDatabase::DecoderInfo info(SdpAudioFormat("pcmu", 8000, 1),
                                           absl::nullopt, factory);
   EXPECT_CALL(decoder_database, GetDecoderInfo(0))
       .WillRepeatedly(Return(&info));
@@ -220,11 +220,11 @@
 
   MockDecoderDatabase decoder_database;
   auto factory = CreateBuiltinAudioDecoderFactory();
-  const DecoderDatabase::DecoderInfo info0(NetEqDecoder::kDecoderPCMu,
+  const DecoderDatabase::DecoderInfo info0(SdpAudioFormat("pcmu", 8000, 1),
                                            absl::nullopt, factory);
   EXPECT_CALL(decoder_database, GetDecoderInfo(0))
       .WillRepeatedly(Return(&info0));
-  const DecoderDatabase::DecoderInfo info1(NetEqDecoder::kDecoderPCMa,
+  const DecoderDatabase::DecoderInfo info1(SdpAudioFormat("pcma", 8000, 1),
                                            absl::nullopt, factory);
   EXPECT_CALL(decoder_database, GetDecoderInfo(1))
       .WillRepeatedly(Return(&info1));
@@ -407,7 +407,7 @@
 
   MockDecoderDatabase decoder_database;
   auto factory = CreateBuiltinAudioDecoderFactory();
-  const DecoderDatabase::DecoderInfo info(NetEqDecoder::kDecoderPCMu,
+  const DecoderDatabase::DecoderInfo info(SdpAudioFormat("pcmu", 8000, 1),
                                           absl::nullopt, factory);
   EXPECT_CALL(decoder_database, GetDecoderInfo(0))
       .WillRepeatedly(Return(&info));
@@ -447,12 +447,12 @@
 
   MockDecoderDatabase decoder_database;
   auto factory = CreateBuiltinAudioDecoderFactory();
-  const DecoderDatabase::DecoderInfo info_cng(NetEqDecoder::kDecoderCNGnb,
+  const DecoderDatabase::DecoderInfo info_cng(SdpAudioFormat("cn", 8000, 1),
                                               absl::nullopt, factory);
   EXPECT_CALL(decoder_database, GetDecoderInfo(kCngPt))
       .WillRepeatedly(Return(&info_cng));
-  const DecoderDatabase::DecoderInfo info_speech(NetEqDecoder::kDecoderPCM16Bwb,
-                                                 absl::nullopt, factory);
+  const DecoderDatabase::DecoderInfo info_speech(
+      SdpAudioFormat("l16", 16000, 1), absl::nullopt, factory);
   EXPECT_CALL(decoder_database, GetDecoderInfo(kSpeechPt))
       .WillRepeatedly(Return(&info_speech));
 
@@ -549,7 +549,7 @@
   list.push_back(gen.NextPacket(payload_len));  // Valid packet.
   MockDecoderDatabase decoder_database;
   auto factory = CreateBuiltinAudioDecoderFactory();
-  const DecoderDatabase::DecoderInfo info(NetEqDecoder::kDecoderPCMu,
+  const DecoderDatabase::DecoderInfo info(SdpAudioFormat("pcmu", 8000, 1),
                                           absl::nullopt, factory);
   EXPECT_CALL(decoder_database, GetDecoderInfo(0))
       .WillRepeatedly(Return(&info));