Remove state from parts of multifile classes

Split COROUTINE_SUSPENDED marker to expect and actual because Kotlin/JS backend
expects it to be property without getter.

Update EXPECTED_REACHABLE_NODES in JS test data.

#KT-24986 Fixed

libraries/stdlib/src/kotlin/coroutines/experimental/intrinsics/Intrinsics.kt

@@ -57,5 +57,4 @@ public inline fun <T> Continuation<T>.intercepted(): Continuation<T> =
  * the execution was suspended and will not return any result immediately.
  */
 @SinceKotlin("1.1")
-public val COROUTINE_SUSPENDED: Any = Any()
-
+public expect val COROUTINE_SUSPENDED: Any // get() = CoroutineSuspendedMarker