Reviewed-by: coffeys

Reviewed-by: alexsch, smarks

Reviewed-by: anthony, alexsch

Summary: Use @Native annotation to mark constants interested by native codes
Reviewed-by: alanb, anthony, prr

Reviewed-by: ohair, ohrstrom, ihse

Reviewed-by: xdono

Reviewed-by: art

Reviewed-by: darcy, weijun

Summary: clarify allowed values for event constructors
Reviewed-by: son, denis