Constructor cleanup.

Author: FireMasterK

extractor/src/main/java/org/schabi/newpipe/extractor/stream/AudioStream.java

@@ -51,8 +51,7 @@ public AudioStream(String url, MediaFormat format, int averageBitrate) {
      * @param itag the ItagItem to use
      */
     public AudioStream(String url, ItagItem itag) {
-        super(url, itag.getMediaFormat());
-        this.average_bitrate = itag.avgBitrate;
+        this(url, itag.getMediaFormat(), itag.avgBitrate);
         this.bitrate = itag.bitrate;
         this.initStart = itag.initStart;
         this.initEnd = itag.initEnd;

extractor/src/main/java/org/schabi/newpipe/extractor/stream/VideoStream.java

@@ -48,9 +48,7 @@ public VideoStream(String url, MediaFormat format, String resolution, boolean is
     }
 
     public VideoStream(String url, boolean isVideoOnly, ItagItem itag) {
-        super(url, itag.getMediaFormat());
-        this.resolution = itag.resolutionString;
-        this.isVideoOnly = isVideoOnly;
+        this(url, itag.getMediaFormat(), itag.resolutionString, isVideoOnly);
         this.bitrate = itag.bitrate;
         this.initStart = itag.initStart;
         this.initEnd = itag.initEnd;