8191933: Use failure handler in run-test Reviewed-by: erikj

8187237: Need to define the behaviour for 0 and 1 argument method type in StringConcatFactory.makeConcat 8186737: Lookup argument for StringConcatFactory.makeConcat & makeConcatWithConstants cannot have privileges less than PRIVATE Reviewed-by: mchung

8192067: Add fixpath to test image Reviewed-by: tbell, erikj

8181175: Stream.concat behaves like terminal operation Reviewed-by: smarks, briangoetz, dfuchs