Remove the unused SignificantTerms.compareTerm() method (#24714)

This method is not used and not tested. While it exists it forces
implementations of the interface to implement it while it's unused.

3 files changed, 0 insertions, 13 deletions

diff --git a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantLongTerms.java b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantLongTerms.java
index c88c7c8e1f..29a8e16d9b 100644
--- a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantLongTerms.java
+++ b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantLongTerms.java
@@ -77,11 +77,6 @@ public class SignificantLongTerms extends InternalMappedSignificantTerms<Signifi
         }
 
         @Override
-        public int compareTerm(SignificantTerms.Bucket other) {
-            return Long.compare(term, ((Number) other.getKey()).longValue());
-        }
-
-        @Override
         public String getKeyAsString() {
             return format.format(term);
         }
diff --git a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantStringTerms.java b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantStringTerms.java
index 6627a2295d..b170171f5c 100644
--- a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantStringTerms.java
+++ b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantStringTerms.java
@@ -28,7 +28,6 @@ import org.elasticsearch.search.aggregations.bucket.significant.heuristics.Signi
 import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
 
 import java.io.IOException;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
@@ -83,11 +82,6 @@ public class SignificantStringTerms extends InternalMappedSignificantTerms<Signi
         }
 
         @Override
-        public int compareTerm(SignificantTerms.Bucket other) {
-            return termBytes.compareTo(((Bucket) other).termBytes);
-        }
-
-        @Override
         public String getKeyAsString() {
             return format.format(termBytes);
         }
diff --git a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantTerms.java b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantTerms.java
index ae09feef93..8c0da8b890 100644
--- a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantTerms.java
+++ b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/SignificantTerms.java
@@ -40,8 +40,6 @@ public interface SignificantTerms extends MultiBucketsAggregation, Iterable<Sign
         long getSupersetSize();
 
         long getSubsetSize();
-
-        int compareTerm(SignificantTerms.Bucket other);
     }
 
     @Override