public Builder mergeSafeSearchAnnotation(
        com.google.cloud.vision.v1p2beta1.SafeSearchAnnotation value) {
      if (safeSearchAnnotationBuilder_ == null) {
        if (((bitField0_ & 0x00000040) != 0)
            && safeSearchAnnotation_ != null
            && safeSearchAnnotation_
                != com.google.cloud.vision.v1p2beta1.SafeSearchAnnotation.getDefaultInstance()) {
          getSafeSearchAnnotationBuilder().mergeFrom(value);
        } else {
          safeSearchAnnotation_ = value;
        }
      } else {
        safeSearchAnnotationBuilder_.mergeFrom(value);
      }
      if (safeSearchAnnotation_ != null) {
        bitField0_ |= 0x00000040;
        onChanged();
      }
      return this;
    }
<pre>
If present, safe-search annotation has completed successfully.
</pre>

<code>.google.cloud.vision.v1p2beta1.SafeSearchAnnotation safe_search_annotation = 6;</code>
java-vision/proto-google-cloud-vision-v1p2beta1/src/main/java/com/google/cloud/vision/v1p2beta1/AnnotateImageResponse.java