public Builder mergeBoundingPoly(com.google.cloud.vision.v1p4beta1.BoundingPoly value) {
      if (boundingPolyBuilder_ == null) {
        if (((bitField0_ & 0x00000040) != 0)
            && boundingPoly_ != null
            && boundingPoly_
                != com.google.cloud.vision.v1p4beta1.BoundingPoly.getDefaultInstance()) {
          getBoundingPolyBuilder().mergeFrom(value);
        } else {
          boundingPoly_ = value;
        }
      } else {
        boundingPolyBuilder_.mergeFrom(value);
      }
      if (boundingPoly_ != null) {
        bitField0_ |= 0x00000040;
        onChanged();
      }
      return this;
    }
<pre>
Image region to which this entity belongs. Not produced
for `LABEL_DETECTION` features.
</pre>

<code>.google.cloud.vision.v1p4beta1.BoundingPoly bounding_poly = 7;</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/EntityAnnotation.java