Cleanup

Author: nicolasstucki

compiler/src/dotty/tools/dotc/core/StdNames.scala

@@ -467,7 +467,6 @@ object StdNames {
     val dynamics: N             = "dynamics"
     val elem: N                 = "elem"
     val elems: N                = "elems"
-    val empty: N                = "empty"
     val emptyValDef: N          = "emptyValDef"
     val end: N                  = "end"
     val ensureAccessible : N    = "ensureAccessible"