public Builder clearPlayer() {
        bitField0_ = (bitField0_ & ~0x00000200);
        player_ = 0;
        onChanged();
        return this;
      }
<pre>
in case of a player specific media
</pre>

<code>.com.alibaba.fastjson2.benchmark.protobuf.Media.Player player = 10;</code>
@return This builder for chaining.
benchmark/src/main/java/com/alibaba/fastjson2/benchmark/protobuf/MediaContentHolder.java