Some minor cleanup in RTPMpeg4Reader

libraries/exoplayer_rtsp/src/main/java/androidx/media3/exoplayer/rtsp/reader/RtpMPEG4Reader.java

@@ -30,7 +30,7 @@
 import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
 
 /**
- * Parses an H265 byte stream carried on RTP packets, and extracts H265 Access Units. Refer to
+ * Parses an MPEG4 byte stream carried on RTP packets, and extracts MPEG4 Access Units. Refer to
  * RFC6416 for more details.
  */
 /* package */ final class RtpMPEG4Reader implements RtpPayloadReader {
@@ -44,16 +44,11 @@
   private static final int I_VOP = 0;
 
   private final RtpPayloadFormat payloadFormat;
-
   private @MonotonicNonNull TrackOutput trackOutput;
   @C.BufferFlags private int bufferFlags;
-
   private long firstReceivedTimestamp;
-
   private int previousSequenceNumber;
-
   private long startTimeOffsetUs;
-
   private int sampleLength;
 
   /** Creates an instance. */