boolean contains(Iterable<?>, Object)  
   | 
  
Change in signature from (java.lang.Iterable>, Object) to (java.lang.Iterable>, java.lang.Object). 
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  Returns {@code true} if {@code iterable} contains any element {@code o} for which {@code
 Objects.equals(o, element)} would return {@code true}. | 
  
  
  int frequency(Iterable<?>, Object)  
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Change in signature from (java.lang.Iterable>, Object) to (java.lang.Iterable>, java.lang.Object). 
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  Returns the number of elements in the specified iterable that equal the specified object. |