NetEq decoder database: Don't keep track of sample rate for builtin decoders

webrtc/modules/audio_coding/neteq/tools/neteq_external_decoder_test.cc

Index: webrtc/modules/audio_coding/neteq/tools/neteq_external_decoder_test.cc
diff --git a/webrtc/modules/audio_coding/neteq/tools/neteq_external_decoder_test.cc b/webrtc/modules/audio_coding/neteq/tools/neteq_external_decoder_test.cc
index 206e0ab6b40f2a8f22cb49b642773e6b51d1f177..cbbfd27d5c5ce32023d637535c2290aa9448061b 100644
--- a/webrtc/modules/audio_coding/neteq/tools/neteq_external_decoder_test.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/neteq_external_decoder_test.cc
@@ -19,10 +19,11 @@ namespace webrtc {
 namespace test {
 
 NetEqExternalDecoderTest::NetEqExternalDecoderTest(NetEqDecoder codec,
+                                                   int sample_rate_hz,
                                                    AudioDecoder* decoder)
     : codec_(codec),
       decoder_(decoder),
-      sample_rate_hz_(CodecSampleRateHz(codec_)),
+      sample_rate_hz_(sample_rate_hz),
       channels_(decoder_->Channels()) {
   NetEq::Config config;
   config.sample_rate_hz = sample_rate_hz_;