public Builder clearCorpus() {
      corpus_ = getDefaultInstance().getCorpus();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
<pre>
Resource name of the Media Warehouse corpus.
Format:
projects/${project_id}/locations/${location_id}/corpora/${corpus_id}
</pre>

<code>string corpus = 1;</code>

@return This builder for chaining.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/MediaWarehouseConfig.java