@java.lang.Override
    public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
      return super.clearField(field);
    }
<pre>
Metadata for the batch operations such as the current state.

This is included in the `metadata` field of the `Operation` returned by the
`GetOperation` call of the `google::longrunning::Operations` service.
</pre>

Protobuf type {@code google.cloud.vision.v1.BatchOperationMetadata}
java-vision/proto-google-cloud-vision-v1/src/main/java/com/google/cloud/vision/v1/BatchOperationMetadata.java