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

tests/kernel/unsorted/try_context_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.
-
-import 'package:expect/expect.dart';
-
-throwValue(val) => throw val;
-
-f1() {
-  var a = 0;
-  var b = 0;
-  var c = 0;
-  var d = 0;
-  for (var i = 0; i < 10; i++) {
-    try {
-      for (var j = 0; j < 11; j++) {
-        try {
-          capture() => [i, j, a, b, c, d];
-          throwValue(j == 10 ? "${j}" : j);
-        } on num catch (e) {
-          a += j;
-          b -= e;
-        }
-      }
-    } catch (e) {
-      c++;
-      d += int.parse(e);
-    }
-  }
-  return [a, b, c, d];
-}
-
-
-f2() {
-  var a = 0;
-  var b = 0;
-  var c = 0;
-  var d = 0;
-  for (var i = 0; i < 10; i++) {
-    try {
-      for (var j = 0; j < 11; j++) {
-        try {
-          capture() => [i, j, a, b, c, d];
-          throwValue(j == 10 ? "${j}" : j);
-        } on num catch (e) {
-          a += j;
-          b -= e;
-        }
-      }
-    } catch (e) {
-      capture() => e;
-      c++;
-      d += int.parse(e);
-    }
-  }
-  return [a, b, c, d];
-}
-
-
-f3() {
-  var a = 0;
-  var b = 0;
-  var c = 0;
-  var d = 0;
-  for (var i = 0; i < 10; i++) {
-    try {
-      for (var j = 0; j < 11; j++) {
-        try {
-          capture() => [i, j, a, b, c, d];
-          throwValue(j == 10 ? "${j}" : j);
-        } on num catch (e) {
-          a += j;
-          b -= e;
-        }
-      }
-    } catch (e) {
-      capture() => e;
-      c++;
-      d += int.parse(e);
-      continue;
-    }
-  }
-  return [a, b, c, d];
-}
-
-
-main() {
-  Expect.listEquals([450, -450, 10, 100], f1());
-  Expect.listEquals([450, -450, 10, 100], f2());
-  Expect.listEquals([450, -450, 10, 100], f3());
-}