Don't print messages about unknown WAVE chunks in Android WAV decoder.

content/renderer/media/android/audio_decoder_android.cc

Index: content/renderer/media/android/audio_decoder_android.cc
diff --git a/content/renderer/media/android/audio_decoder_android.cc b/content/renderer/media/android/audio_decoder_android.cc
index b589d67412c0cad3cb77ccc04a0a79a1023da7b5..97dc22aa98537d584182788ec386f5772025136f 100644
--- a/content/renderer/media/android/audio_decoder_android.cc
+++ b/content/renderer/media/android/audio_decoder_android.cc
@@ -377,8 +377,8 @@ bool WAVEDecoder::DecodeWAVEFile(blink::WebAudioBus* destination_bus) {
       return CopyDataChunkToBus(destination_bus);
     } else {
       // Ignore these chunks that we don't know about.
-      VLOG(0) << "Ignoring WAVE chunk `" << chunk_id_ << "' size "
-              << chunk_size_;
+      DVLOG(0) << "Ignoring WAVE chunk `" << chunk_id_ << "' size "
+               << chunk_size_;
     }
 
     // Advance to next chunk.