Merge branch 'trunk' into 0.10.0
diff --git a/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KStreamImpl.java b/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KStreamImpl.java
index a02cfb4..97a7aac 100644
--- a/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KStreamImpl.java
+++ b/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KStreamImpl.java
@@ -243,6 +243,8 @@
 
         topology.addProcessor(name, new KStreamForeach<>(action), this.name);
     }
+
+    @Override
     public KStream<K, V> through(Serde<K> keySerde, Serde<V> valSerde, String topic) {
         return through(keySerde, valSerde, null, topic);
     }