Migrate language block 45 - call_argument ... call_with.

tests/language/call_argument_inference_test.dart

Index: tests/language/call_argument_inference_test.dart
diff --git a/tests/language/call_argument_inference_test.dart b/tests/language/call_argument_inference_test.dart
deleted file mode 100644
index 0af5537d58ddb8eacad9f37bbbb5e0adc8295f3c..0000000000000000000000000000000000000000
--- a/tests/language/call_argument_inference_test.dart
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-import "package:expect/expect.dart";
-
-class A {
-  call(a) => a is num;
-}
-
-main() {
-  Expect.isTrue(new A().call(42));
-  Expect.isFalse(new A()('foo'));
-}