code: @Deprecated
      public Captions withCaptionSources(java.util.Collection<CaptionSource> captionSources) {
          setCaptionSources(captionSources);
          return this;
      }
docs: <p>
  Source files for the input sidecar captions used during the transcoding process. To omit all sidecar captions,
  leave <code>CaptionSources</code> blank.
  </p>
  
  @param captionSources
  Source files for the input sidecar captions used during the transcoding process. To omit all sidecar
  captions, leave <code>CaptionSources</code> blank.
  @return Returns a reference to this object so that method calls can be chained together.