Make project compilable after fixes about generic nullability

libraries/stdlib/src/kotlin/collections/Sequence.kt

@@ -43,7 +43,7 @@ public fun <T> sequenceOf(vararg elements: T): Sequence<T> = if (elements.isEmpt
 /**
  * Creates a sequence that returns all values in the specified [progression].
  */
-public fun <T> sequenceOf(progression: Progression<T>): Sequence<T> = object : Sequence<T> {
+public fun <T : Any> sequenceOf(progression: Progression<T>): Sequence<T> = object : Sequence<T> {
     override fun iterator(): Iterator<T> = progression.iterator()
 }
 

libraries/stdlib/src/kotlin/jvm/JvmClassMapping.kt

@@ -25,11 +25,11 @@ import kotlin.reflect.KClass
  * Returns a Java [Class] instance corresponding to the given [KClass] instance.
  */
 @Intrinsic("kotlin.KClass.java.property")
-public val <T> KClass<T>.java: Class<T>
+public val <T : Any> KClass<T>.java: Class<T>
     get() = (this as ClassBasedDeclarationContainer).jClass as Class<T>
 
 /**
  * Returns a [KClass] instance corresponding to the given Java [Class] instance.
  */
-public val <T> Class<T>.kotlin: KClass<T>
+public val <T : Any> Class<T>.kotlin: KClass<T>
     get() = Reflection.createKotlinClass(this) as KClass<T>