[FIR/IR generator] Remove visitSuperTypeByDefault from visitor printers

This property is FIR-specific, no need to use it in the generic printer.

generators/tree-generator-common/src/org/jetbrains/kotlin/generators/tree/AbstractVisitorPrinter.kt

@@ -13,7 +13,6 @@ import org.jetbrains.kotlin.utils.withIndent
 
 abstract class AbstractVisitorPrinter<Element : AbstractElement<Element, Field>, Field : AbstractField>(
     val printer: SmartPrinter,
-    val visitSuperTypeByDefault: Boolean,
 ) {
 
     /**
@@ -59,6 +58,8 @@ abstract class AbstractVisitorPrinter<Element : AbstractElement<Element, Field>,
      */
     open fun parentInVisitor(element: Element): Element? = element.parentInVisitor
 
+    open fun skipElement(element: Element): Boolean = false
+
     /**
      * Prints a single visitor method declaration, without body.
      */
@@ -149,8 +150,7 @@ abstract class AbstractVisitorPrinter<Element : AbstractElement<Element, Field>,
             printBlock {
                 printAdditionalMethods()
                 for (element in elements) {
-                    if (element.isRootElement && visitSuperTypeByDefault) continue
-                    if (visitSuperTypeByDefault && parentInVisitor(element) == null) continue
+                    if (skipElement(element)) continue
                     printMethodsForElement(element)
                 }
             }

generators/tree-generator-common/src/org/jetbrains/kotlin/generators/tree/AbstractVisitorVoidPrinter.kt

@@ -11,8 +11,7 @@ import org.jetbrains.kotlin.utils.SmartPrinter
 
 abstract class AbstractVisitorVoidPrinter<Element, Field>(
     printer: SmartPrinter,
-    visitSuperTypeByDefault: Boolean,
-) : AbstractVisitorPrinter<Element, Field>(printer, visitSuperTypeByDefault)
+) : AbstractVisitorPrinter<Element, Field>(printer)
         where Element : AbstractElement<Element, Field>,
               Field : AbstractField {
 
@@ -26,11 +25,8 @@ abstract class AbstractVisitorVoidPrinter<Element, Field>(
 
     abstract val visitorSuperClass: ClassRef<PositionTypeParameterRef>
 
-    override val visitorSuperType: ClassRef<PositionTypeParameterRef>
-        get() = if (visitSuperTypeByDefault)
-            visitorSuperClass
-        else
-            visitorSuperClass.withArgs(StandardTypes.unit, visitorDataType)
+    final override val visitorSuperType: ClassRef<PositionTypeParameterRef>
+        get() = visitorSuperClass.withArgs(StandardTypes.unit, visitorDataType)
 
     abstract val useAbstractMethodForRootElement: Boolean