8141639: Signatures in Lower could be made tighter by using JCExpression instead of JCTree Summary: Make signatures of Lower methods more specific Reviewed-by: jlahoda

8129740: Incorrect class file created when passing lambda in inner class constructor Summary: Lambda implementation method must be static when lambda is an argument to an explicit constructor call. Reviewed-by: mcimadamore, jlahoda

8138612: Do not retain declaration annotations on lambda formal parameters Reviewed-by: jlahoda

Added tag jdk9-b92 for changeset 27b563ba49e8