Make several tests running on JS backend.

compiler/testData/codegen/box/controlStructures/continueInForCondition.kt

@@ -1,9 +1,6 @@
-// TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS
+// WITH_RUNTIME
 
-import java.util.Arrays
-
-fun foo(): List<String>? = Arrays.asList("abcde")
+fun foo(): List<String>? = listOf("abcde")
 
 fun box(): String {
     for (i in 1..3) {

compiler/testData/codegen/box/controlStructures/kt513.kt

@@ -1,7 +1,4 @@
-// TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS
-
-import java.util.*
+// WITH_RUNTIME
 
 class A() {
     infix fun <T> ArrayList<T>.add3(el: T) = add(el)
@@ -22,6 +19,6 @@ fun box() : String{
       list add2 i
     }
     A().test(list)
-    System.out?.println(list)
+    println(list)
     return "OK"
 }