NetEq: Simplify DecoderDatabase::DecoderInfo

webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc

Index: webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
diff --git a/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc b/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
index 85aaef11431490a9ded7a0dec1c9c5f21309c278..929f844f63b29e177b613a44a132de2117fa365a 100644
--- a/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
@@ -53,10 +53,9 @@ TEST(DecoderDatabase, GetDecoderInfo) {
   info = db.GetDecoderInfo(kPayloadType);
   ASSERT_TRUE(info != NULL);
   EXPECT_EQ(NetEqDecoder::kDecoderPCMu, info->codec_type);
-  EXPECT_EQ(NULL, info->decoder);
+  EXPECT_EQ(nullptr, info->external_decoder);
   EXPECT_EQ(8000, info->fs_hz);
   EXPECT_EQ(kCodecName, info->name);
-  EXPECT_FALSE(info->external);
   info = db.GetDecoderInfo(kPayloadType + 1);  // Other payload type.
   EXPECT_TRUE(info == NULL);  // Should not be found.
 }
@@ -139,9 +138,8 @@ TEST(DecoderDatabase, ExternalDecoder) {
   ASSERT_TRUE(info != NULL);
   EXPECT_EQ(NetEqDecoder::kDecoderPCMu, info->codec_type);
   EXPECT_EQ(kCodecName, info->name);
-  EXPECT_EQ(&decoder, info->decoder);
+  EXPECT_EQ(&decoder, info->external_decoder);
   EXPECT_EQ(8000, info->fs_hz);
-  EXPECT_TRUE(info->external);
   // Expect not to delete the decoder when removing it from the database, since
   // it was declared externally.
   EXPECT_CALL(decoder, Die()).Times(0);