public Builder clearPrefetchConfig() {
      bitField0_ = (bitField0_ & ~0x00000100);
      prefetchConfig_ = null;
      if (prefetchConfigBuilder_ != null) {
        prefetchConfigBuilder_.dispose();
        prefetchConfigBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
The configuration for prefetching ads.
</pre>

<code>.google.cloud.video.stitcher.v1.PrefetchConfig prefetch_config = 10;</code>
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/LiveConfig.java