Merge more Kernel infrastructure from kernel_sdk SDK fork.

tests/kernel/unsorted/simple_literal_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 literals (and imports, return, ==, and static methods).
+import 'expect.dart';
+
+test0() {
+  return 'Hello, world!';
+}
+
+test1() {
+  return 42;
+}
+
+test2() {
+  return 2.71828;
+}
+
+test3() {
+  return 6.022e23;
+}
+
+test4() {
+  return true;
+}
+
+test5() {
+  return false;
+}
+
+test6() {
+  return 1405006117752879898543142606244511569936384000000000;
+}
+
+main() {
+  Expect.isTrue(test0() == 'Hello, world!');
+  Expect.isTrue(test1() == 42);
+  Expect.isTrue(test2() == 2.71828);
+  Expect.isTrue(test3() == 6.022e23);
+  Expect.isTrue(test4());
+  Expect.isTrue(test5() == false);
+  Expect.isTrue(
+      test6() == 1405006117752879898543142606244511569936384000000000);
+}