Java to Kotlin convertor: generating of val/var constructor parameters when possible

j2k/tests/testData/ast/enum/fieldsWithPrimaryPrivateConstructor.kt

@@ -1,17 +1,11 @@
-enum class Color(c: Int) {
+enum class Color(private var code: Int) {
     WHITE : Color(21)
     BLACK : Color(22)
     RED : Color(23)
     YELLOW : Color(24)
     BLUE : Color(25)
 
-    private var code: Int = 0
-
     public fun getCode(): Int {
         return code
     }
-
-    {
-        code = c
-    }
 }