Fixed HuffmanCodeBuilder after update.

src/test/java/markov/huffman/ByteHuffmanCodeBuilderTest.java

 package markov.huffman;
 
 import com.tomgibara.bits.Bits;
+import directory.passive.huffman.ByteHuffmanCodeBuilder;
+import directory.passive.huffman.HuffmanCode;
 import markov.stuff.SimpleCountMap;
 import markov.stuff.Utils;
 import org.junit.jupiter.api.Test;
@@ -20,8 +22,10 @@ class ByteHuffmanCodeBuilderTest {
                 countMap.count(i);
             }
         }
-        ByteHuffmanCodeBuilder<Integer, SimpleCountMap.MutableInt> builder = new ByteHuffmanCodeBuilder<>();
-        HuffmanCode<Integer, List<Boolean>, Boolean, SimpleCountMap.MutableInt> code = builder.generateCode(countMap);
+        HuffmanCode<Integer, List<Boolean>> code =
+                ByteHuffmanCodeBuilder.<Integer, SimpleCountMap.MutableInt>createFactory()
+                        .generateCode(countMap,
+                        new SimpleCountMap.MutableInt.FrequencySupport());
         List<Boolean> result = new ArrayList<>();
         result.addAll(printVarious(code, 6));
         result.addAll(printVarious(code, 2));
@@ -47,7 +51,8 @@ class ByteHuffmanCodeBuilderTest {
 //        System.out.println(booleanListAsByteArrayToStirng(result));
     }
 
-    private List<Boolean> printVarious(HuffmanCode<Integer, List<Boolean>, Boolean, SimpleCountMap.MutableInt> code, int n) {
+    private List<Boolean> printVarious(
+            HuffmanCode<Integer, List<Boolean>> code, int n) {
         List<Boolean> c = code.encode(n);
         System.out.println(c);
         System.out.println(booleanListAsByteArrayToStirng(c));