src/java.base/share/classes/java/util/AbstractSet.java

rev 48550 : 8193128: Reduce number of implementation classes returned by List/Set/Map.of()
8191418: List.of().indexOf(null) doesn't throw NullPointerException
Reviewed-by: smarks, jrose, martin, plevart

*** 91,103 ****
          Collection<?> c = (Collection<?>) o;
          if (c.size() != size())
              return false;
          try {
              return containsAll(c);
!         } catch (ClassCastException unused)   {
!             return false;
!         } catch (NullPointerException unused) {
              return false;
          }
      }
  
      /**
--- 91,101 ----
          Collection<?> c = (Collection<?>) o;
          if (c.size() != size())
              return false;
          try {
              return containsAll(c);
!         } catch (ClassCastException | NullPointerException unused) {
              return false;
          }
      }
  
      /**