1 files changed, 3 insertions, 7 deletions
diff --git a/guava/src/com/google/common/collect/AbstractSetMultimap.java b/guava/src/com/google/common/collect/AbstractSetMultimap.java
index e43d8b1..fe68470 100644
--- a/guava/src/com/google/common/collect/AbstractSetMultimap.java
+++ b/guava/src/com/google/common/collect/AbstractSetMultimap.java
@@ -26,14 +26,14 @@ import javax.annotation.Nullable;
 
 /**
  * Basic implementation of the {@link SetMultimap} interface. It's a wrapper
- * around {@link AbstractMapBasedMultimap} that converts the returned collections into
+ * around {@link AbstractMultimap} that converts the returned collections into
  * {@code Sets}. The {@link #createCollection} method must return a {@code Set}.
  *
  * @author Jared Levy
  */
 @GwtCompatible
 abstract class AbstractSetMultimap<K, V>
-    extends AbstractMapBasedMultimap<K, V> implements SetMultimap<K, V> {
+    extends AbstractMultimap<K, V> implements SetMultimap<K, V> {
   /**
    * Creates a new multimap that uses the provided map.
    *
@@ -46,10 +46,6 @@ abstract class AbstractSetMultimap<K, V>
 
   @Override abstract Set<V> createCollection();
 
-  @Override Set<V> createUnmodifiableEmptyCollection() {
-    return ImmutableSet.of();
-  }
-
   // Following Javadoc copied from SetMultimap.
 
   /**
@@ -117,7 +113,7 @@ abstract class AbstractSetMultimap<K, V>
    * @return {@code true} if the method increased the size of the multimap, or
    *     {@code false} if the multimap already contained the key-value pair
    */
-  @Override public boolean put(@Nullable K key, @Nullable V value) {
+  @Override public boolean put(K key, V value) {
     return super.put(key, value);
   }