Moved Opus-specific payload splitting into AudioDecoderOpus.

webrtc/modules/audio_coding/codecs/ilbc/ilbc_unittest.cc

Index: webrtc/modules/audio_coding/codecs/ilbc/ilbc_unittest.cc
diff --git a/webrtc/modules/audio_coding/codecs/ilbc/ilbc_unittest.cc b/webrtc/modules/audio_coding/codecs/ilbc/ilbc_unittest.cc
index 1fde0fd5b2a634d5073f9528f7b14c4f2d77229f..293567ed224af68ad92957d24d41c0149b6be21f 100644
--- a/webrtc/modules/audio_coding/codecs/ilbc/ilbc_unittest.cc
+++ b/webrtc/modules/audio_coding/codecs/ilbc/ilbc_unittest.cc
@@ -78,7 +78,7 @@ TEST_P(SplitIlbcTest, NumFrames) {
     payload[i] = static_cast<uint8_t>(i);
   }
 
-  auto results = decoder.ParsePayload(&payload, 0, true);
+  auto results = decoder.ParsePayload(&payload, 0);
   EXPECT_EQ(num_frames_, results.size());
 
   size_t frame_num = 0;
@@ -120,7 +120,7 @@ TEST(IlbcPayloadSplitter, TooLargePayload) {
   AudioDecoderIlbc decoder;
   constexpr size_t kPayloadLengthBytes = 950;
   rtc::Buffer payload(kPayloadLengthBytes);
-  const auto results = decoder.ParsePayload(&payload, 0, true);
+  const auto results = decoder.ParsePayload(&payload, 0);
   EXPECT_TRUE(results.empty());
 }
 
@@ -129,7 +129,7 @@ TEST(IlbcPayloadSplitter, UnevenPayload) {
   AudioDecoderIlbc decoder;
   constexpr size_t kPayloadLengthBytes = 39;  // Not an even number of frames.
   rtc::Buffer payload(kPayloadLengthBytes);
-  const auto results = decoder.ParsePayload(&payload, 0, true);
+  const auto results = decoder.ParsePayload(&payload, 0);
   EXPECT_TRUE(results.empty());
 }