Reland "Merge more Kernel infrastructure from kernel_sdk SDK fork."

tests/kernel/unsorted/invocation_test.dart

+// Copyright (c) 2016, 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.
+
+// Tests of invocations.
+
+import 'expect.dart';
+
+test0(x) {
+  Expect.isTrue(x == 'argument0');
+  return 'return0';
+}
+
+class C0 {
+  static test1(x) {
+    Expect.isTrue(x == 'argument1');
+    return 'return1';
+  }
+}
+
+class C1 {
+  test2(x) {
+    Expect.isTrue(x == 'argument2');
+    return 'return2';
+  }
+}
+
+class C2 {
+  C2.test3(x) {
+    Expect.isTrue(x == 'argument3');
+  }
+}
+
+main() {
+  Expect.isTrue(test0('argument0') == 'return0');
+  Expect.isTrue(C0.test1('argument1') == 'return1');
+  Expect.isTrue(new C1().test2('argument2') == 'return2');
+  var c = new C2.test3('argument3');
+  Expect.isTrue(c is C2);
+}