Formatter: Use formatter to automatically insert semicolons after the last enum entry when needed

compiler/frontend/src/org/jetbrains/kotlin/psi/KtClassBody.kt

@@ -24,7 +24,6 @@ import org.jetbrains.kotlin.lexer.KtTokens
 import org.jetbrains.kotlin.psi.stubs.KotlinPlaceHolderStub
 import org.jetbrains.kotlin.psi.stubs.elements.KtStubElementTypes
 import org.jetbrains.kotlin.psi.stubs.elements.KtStubElementTypes.*
-import org.jetbrains.kotlin.utils.addToStdlib.lastIsInstanceOrNull
 import java.util.*
 
 class KtClassBody : KtElementImplStub<KotlinPlaceHolderStub<KtClassBody>>, KtDeclarationContainer {
@@ -58,22 +57,4 @@ class KtClassBody : KtElementImplStub<KotlinPlaceHolderStub<KtClassBody>>, KtDec
      */
     val danglingAnnotations: List<KtAnnotationEntry>
         get() = getStubOrPsiChildrenAsList(MODIFIER_LIST).flatMap { it.annotationEntries }
-
-    private fun addEnumEntriesTerminator() {
-        val klass = parent as? KtClass ?: return
-        if (!klass.isEnum()) return
-
-        val lastEntry = klass.declarations.lastIsInstanceOrNull<KtEnumEntry>()
-        if (KtPsiUtil.skipTrailingWhitespacesAndComments(lastEntry ?: firstChild)?.node?.elementType == KtTokens.SEMICOLON) return
-        super.addAfter(KtPsiFactory(this).createSemicolon(), lastEntry)
-    }
-
-    override fun addAfter(element: PsiElement, anchor: PsiElement?): PsiElement? {
-        return super.addAfter(element, anchor)
-                .apply {
-                    if (element !is KtEnumEntry) {
-                        addEnumEntriesTerminator()
-                    }
-                }
-    }
 }