diff --git a/libraries/stdlib/src/kotlin/jvm/ClassMapping.kt b/libraries/stdlib/src/kotlin/jvm/ClassMapping.kt
deleted file mode 100644
index 25f183f03d9..00000000000
--- a/libraries/stdlib/src/kotlin/jvm/ClassMapping.kt
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright 2010-2015 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-@file:kotlin.jvm.JvmName("ClassMapping")
-@file:Suppress("PLATFORM_CLASS_MAPPED_TO_KOTLIN")
-
-package kotlin.jvm
-
-import kotlin.jvm.internal.Reflection
-import kotlin.reflect.KClass
-
-@Deprecated("Use 'java' extension property instead.", ReplaceWith("this.java"), level = DeprecationLevel.ERROR)
-public fun <T: Any> KClass<T>.getJava(): Class<T> = this.java
-
-@Deprecated("Use 'kotlin' extension property instead.", ReplaceWith("this.kotlin"), level = DeprecationLevel.ERROR)
-public fun <T : Any> Class<T>.getKotlin(): KClass<T> = Reflection.createKotlinClass(this) as KClass<T>
-
diff --git a/libraries/stdlib/src/kotlin/util/JLangJVM.kt b/libraries/stdlib/src/kotlin/util/JLangJVM.kt
deleted file mode 100644
index 8a8e7dc3cb8..00000000000
--- a/libraries/stdlib/src/kotlin/util/JLangJVM.kt
+++ /dev/null
@@ -1,50 +0,0 @@
-@file:kotlin.jvm.JvmMultifileClass
-@file:kotlin.jvm.JvmName("ExtensionsKt")
-package kotlin
-
-import java.lang.reflect.Method
-import kotlin.reflect.KClass
-
-/**
- * This annotation indicates what exceptions should be declared by a function when compiled to a JVM method.
- *
- * Example:
- *
- * ```
- * throws(IOException::class)
- * fun readFile(name: String): String {...}
- * ```
- *
- * will be translated to
- *
- * ```
- * String readFile(String name) throws IOException {...}
- * ```
- *
- * @property exceptionClasses the list of checked exception classes that may be thrown by the function.
- */
-@Retention(AnnotationRetention.SOURCE)
-@Deprecated("Use 'kotlin.jvm.Throws' instead", ReplaceWith("kotlin.jvm.Throws"), DeprecationLevel.ERROR)
-public annotation class throws(public vararg val exceptionClasses: KClass<out Throwable>)
-
-/**
- * Returns the Java class for the specified type.
- */
-@Suppress("REIFIED_TYPE_PARAMETER_NO_INLINE")
-@Deprecated("Use the class reference and .java extension property instead: MyClass::class.java", ReplaceWith("T::class.java"))
-public fun <reified T: Any> javaClass(): Class<T> = T::class.java
-
-
-/**
- * Returns the annotation type of this annotation.
- */
-@Deprecated("Use annotationClass.java instead", ReplaceWith("annotationClass.java"))
-public fun <T : Annotation> T.annotationType() : Class<out T> = annotationClass.java
-
-/**
- * Invokes the underlying method represented by this [Method] object, on the specified [instance] with the specified parameters.
- */
-@Suppress("NOTHING_TO_INLINE")
-public inline operator fun Method.invoke(instance: Any, vararg args: Any?): Any? {
-    return invoke(instance, *args)
-}