Migrate boxInline tests to new multi-file framework

compiler/testData/codegen/boxInline/defaultValues/defaultMethod.kt

@@ -0,0 +1,38 @@
+// FILE: 1.kt
+
+package test
+
+
+inline fun <T> simpleFun(arg: String = "O", lambda: (String) -> T): T {
+    return lambda(arg)
+}
+
+
+inline fun <T> simpleFunR(lambda: (String) -> T, arg: String = "O"): T {
+    return lambda(arg)
+}
+
+// FILE: 2.kt
+
+import test.*
+
+fun simple(): String {
+    val k = "K"
+    return simpleFun(lambda = {it + "O"}) + simpleFun("K", {k + it})
+}
+
+fun simpleR(): String {
+    val k = "K"
+    return simpleFunR({it + "O"}) + simpleFunR({k + it}, "K")
+}
+
+fun box(): String {
+
+    var result = simple()
+    if (result != "OOKK") return "fail1: ${result}"
+
+    result = simpleR()
+    if (result != "OOKK") return "fail2: ${result}"
+
+    return "OK"
+}