JS: move inline test to box tests

js/js.translator/testData/box/inlineMultiFile/closureChain.kt

@@ -0,0 +1,29 @@
+/*
+ * Copy of JVM-backend test
+ * Found at: compiler/testData/codegen/boxInline/complex/closureChain.1.kt
+ */
+
+// FILE: foo.kt
+package foo
+
+fun test1(): Int {
+    val inlineX = Inline()
+    return inlineX.foo({ z: Int -> "" + z}, 25, { -> this.length })
+}
+
+fun box(): String {
+    if (test1() != 2) return "test1: ${test1()}"
+
+    return "OK"
+}
+
+
+// FILE: bar.kt
+package foo
+
+class Inline() {
+
+    inline fun foo(closure1 : (l: Int) -> String, param: Int, closure2: String.() -> Int) : Int {
+        return closure1(param).closure2()
+    }
+}