/guava/android/guava/src/com/google/common/collect/Iterables.java
if ( iterable instanceof Collection) {   Collection<?> collection = ( ( Collection<?>) ( iterable) ) ;   return safeContains( collection, element) ; }
[Delete]
return next; } } return null; } public static boolean elementsEqual(Iterable<?> iterable1, Iterable<?> iterable2) { <extra_id_0> Collection<?> collection1 = (Collection<?>) iterable1; Collection<?> collection2 = (Collection<?>) iterable2; if (collection1.size() != collection2.size()) { return false; } }