Apply the change to android/guava/src/com/google/common/collect/Maps.java as well

Author: oksana-evs

android/guava/src/com/google/common/collect/Maps.java

@@ -1247,7 +1247,8 @@ public static <K, V> ImmutableMap<K, V> toMap(
   @CanIgnoreReturnValue
   public static <K, V> ImmutableMap<K, V> uniqueIndex(
       Iterable<V> values, Function<? super V, K> keyFunction) {
-    if (values instanceof Collection) {
+    if (values instanceof Collection
+        && !(values instanceof FilteredCollection || values instanceof FilteredMultimapValues)) {
       return uniqueIndex(
           values.iterator(),
           keyFunction,