8004102: Add support for generic functional descriptors
Summary: Method references are allowed to have a generic functional interface descriptor target
Reviewed-by: jjg
1 TargetType16.java:23:9: compiler.err.ref.ambiguous: m, kindname.method, m(TargetType16.SAM1), TargetType16, kindname.method, <T>m(TargetType16.SAM2<T>), TargetType16