JS: move inline test to box tests

js/js.translator/testData/box/inlineStdlib/closureInObjectLiteral.kt

@@ -0,0 +1,15 @@
+package foo
+
+import kotlin.comparisons.*
+
+val Int.abs: Int
+    get() = if (this >= 0) this else -this
+
+fun test(xs: List<Int>): List<Int> =
+            xs.sortedWith(compareBy { it.abs })
+
+fun box(): String {
+    assertEquals(listOf(1, -2, 3, -4), test(listOf(-2, 1, -4, 3)))
+
+    return "OK"
+}