[lc] KotlinAsJavaSupportBase: implement getLightClassForScript

^KT-50241

compiler/light-classes/src/org/jetbrains/kotlin/asJava/classes/KotlinK1LightClassFactory.kt

@@ -1,34 +0,0 @@
-/*
- * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package org.jetbrains.kotlin.asJava.classes
-
-import com.intellij.psi.util.CachedValueProvider
-import com.intellij.psi.util.CachedValuesManager
-import org.jetbrains.kotlin.analyzer.KotlinModificationTrackerService
-import org.jetbrains.kotlin.asJava.LightClassGenerationSupport
-import org.jetbrains.kotlin.psi.KtCodeFragment
-import org.jetbrains.kotlin.psi.KtScript
-
-class KotlinK1LightClassFactory : KotlinLightClassFactory {
-    override fun createScript(script: KtScript): KtLightClassForScript? = CachedValuesManager.getCachedValue(script) {
-        CachedValueProvider.Result.create(
-            createScriptNoCache(script),
-            KotlinModificationTrackerService.getInstance(script.project).outOfBlockModificationTracker,
-        )
-    }
-
-    companion object {
-        fun createScriptNoCache(script: KtScript): KtLightClassForScript? {
-            val containingFile = script.containingFile
-            if (containingFile is KtCodeFragment) {
-                // Avoid building light classes for code fragments
-                return null
-            }
-
-            return LightClassGenerationSupport.getInstance(script.project).createUltraLightClassForScript(script)
-        }
-    }
-}

compiler/light-classes/src/org/jetbrains/kotlin/asJava/classes/ultraLightClass.kt

@@ -489,7 +489,7 @@ open class KtUltraLightClass(classOrObject: KtClassOrObject, internal val suppor
 
         val containingBlock = classOrObject.parent as? KtBlockExpression
         val containingScript = containingBlock?.parent as? KtScript
-        containingScript?.let { return KotlinLightClassFactory.createScript(it) }
+        containingScript?.let { return it.toLightClass() }
 
         return null
     }