Enable clang::find_bad_constructs for audio_coding (part 1/2).

This CL removes //build/config/clang:find_bad_constructs from the
suppressed_configs list, which means that clang:find_bad_constructs
is now enabled on these translation units.

Bug: webrtc:9251, webrtc:163
Change-Id: I6a7d4964723a5e195189aac30a83d9e924e61dd7
Reviewed-on: https://webrtc-review.googlesource.com/89743
Reviewed-by: Oskar Sundbom <ossu@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24053}
diff --git a/modules/audio_coding/neteq/audio_decoder_unittest.cc b/modules/audio_coding/neteq/audio_decoder_unittest.cc
index 54ede6f..1ad4835 100644
--- a/modules/audio_coding/neteq/audio_decoder_unittest.cc
+++ b/modules/audio_coding/neteq/audio_decoder_unittest.cc
@@ -100,16 +100,16 @@
         payload_type_(17),
         decoder_(NULL) {}
 
-  virtual ~AudioDecoderTest() {}
+  ~AudioDecoderTest() override {}
 
-  virtual void SetUp() {
+  void SetUp() override {
     if (audio_encoder_)
       codec_input_rate_hz_ = audio_encoder_->SampleRateHz();
     // Create arrays.
     ASSERT_GT(data_length_, 0u) << "The test must set data_length_ > 0";
   }
 
-  virtual void TearDown() {
+  void TearDown() override {
     delete decoder_;
     decoder_ = NULL;
   }