public Builder clearLayers() {
            if (layersBuilder_ == null) {
                layers_ = java.util.Collections.emptyList();
                bitField0_ &= ~0x00000008;
                onChanged();
            } else {
                layersBuilder_.clear();
            }
            return this;
        }
<code>repeated .livekit.VideoLayer layers = 4;</code>
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/models/SimulcastCodecInfo.java