@java.lang.Override
      public Builder clear() {
        super.clear();
        bitField0_ = 0;
        boundingPoly_ = null;
        if (boundingPolyBuilder_ != null) {
          boundingPolyBuilder_.dispose();
          boundingPolyBuilder_ = null;
        }
        if (resultsBuilder_ == null) {
          results_ = java.util.Collections.emptyList();
        } else {
          results_ = null;
          resultsBuilder_.clear();
        }
        bitField0_ = (bitField0_ & ~0x00000002);
        if (objectAnnotationsBuilder_ == null) {
          objectAnnotations_ = java.util.Collections.emptyList();
        } else {
          objectAnnotations_ = null;
          objectAnnotationsBuilder_.clear();
        }
        bitField0_ = (bitField0_ & ~0x00000004);
        return this;
      }
<pre>
Information about the products similar to a single product in a query
image.
</pre>

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