8004102: Add support for generic functional descriptors
Summary: Method references are allowed to have a generic functional interface descriptor target
Reviewed-by: jjg
1 MostSpecific01.java:23:9: compiler.err.ref.ambiguous: m, kindname.method, m(Test.IntMapper,java.lang.String), Test, kindname.method, m(Test.LongMapper,java.lang.Integer), Test