Merge boxWithStdlib testData into box, delete BoxWithStdlib test

compiler/testData/codegen/box/regressions/generic.kt

@@ -0,0 +1,23 @@
+// WITH_RUNTIME
+
+import java.util.*
+
+fun <T> ArrayList<T>.findAll(predicate:  (T) -> Boolean): ArrayList<T> {
+  val result = ArrayList<T>()
+  for(t in this) {
+    if (predicate(t)) result.add(t)
+  }
+  return result
+}
+
+
+fun box(): String {
+  val list: ArrayList<String> = ArrayList<String>()
+  list.add("Prague")
+  list.add("St.Petersburg")
+  list.add("Moscow")
+  list.add("Munich")
+
+  val m: ArrayList<String> = list.findAll<String>({ name: String -> name.startsWith("M")})
+  return if (m.size == 2) "OK" else "fail"
+}