8172299: Improve class processing
Reviewed-by: coffeys, chegar, ahgross, skoivu, rhalade

8170291: Unpredictable results of j.i.ObjectInputFilter::createFilter
Reviewed-by: dfuchs

8169055: [TESTBUG] java/io/Serializable/serialFilter/ tests have undeclared dependency on java.compiler module
Summary: Change serialFilter test to use type in java.base
Reviewed-by: dfuchs, chegar, skovalev

8167192: [Testbug] java/io/Serializable/serialFilter test conditions wrong
Reviewed-by: lancea, mchung

8155760: Implement Serialization Filtering
8166739: Improve extensibility of ObjectInputFilter information passed to the filter
Reviewed-by: dfuchs, chegar, briangoetz, plevart