8081271: NPE while compiling a program with erroneous use of constructor reference expressionsSummary: Missing enclosing instance error should not be swallowed when attributing constructor reference expressions.Reviewed-by: mcimadamore, vromero
8075184: javac is mistakenly considering an missing enclosing instance error as an overload errorReviewed-by: mcimadamore
8003280: Add lambda testsSummary: Turn on lambda expression, method reference and default method supportReviewed-by: jjg