Revert "Towards compiling Hello World!" and "Compile and run Hello World!"

tests/compiler/dart2js/kernel/run_from_dill_test.dart

-// Copyright (c) 2017, 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.
-
-// Test that we can compile from dill and run the generated code with d8.
-library dart2js.kernel.run_from_dill_test;
-
-import 'dart:async';
-import 'dart:io';
-
-import 'package:async_helper/async_helper.dart';
-import 'package:expect/expect.dart';
-import 'package:compiler/src/commandline_options.dart';
-import 'package:compiler/src/dart2js.dart' as dart2js;
-import 'package:compiler/src/filenames.dart';
-
-import 'compiler_helper.dart';
-import '../sourcemaps/stacktrace_test.dart';
-import '../serialization/helper.dart';
-
-const SOURCE = const {
-  'main.dart': '''
-main() {
-  print('Hello World!');
-}
-'''
-};
-
-main(List<String> args) {
-  asyncTest(() async {
-    await mainInternal(args);
-  });
-}
-
-enum ResultKind { crashes, errors, warnings, success, failure }
-
-Future<ResultKind> mainInternal(List<String> args,
-    {bool skipWarnings: false, bool skipErrors: false}) async {
-  Arguments arguments = new Arguments.from(args);
-  Uri entryPoint;
-  Map<String, String> memorySourceFiles;
-  if (arguments.uri != null) {
-    entryPoint = arguments.uri;
-    memorySourceFiles = const <String, String>{};
-  } else {
-    entryPoint = Uri.parse('memory:main.dart');
-    memorySourceFiles = SOURCE;
-  }
-
-  Uri dillFile =
-      await createTemp(entryPoint, memorySourceFiles, printSteps: true);
-  String output = uriPathToNative(dillFile.resolve('out.js').path);
-  List<String> dart2jsArgs = [
-    dillFile.toString(),
-    '-o$output',
-    Flags.loadFromDill,
-    Flags.disableTypeInference,
-    Flags.disableInlining,
-    Flags.enableAssertMessage
-  ];
-  print('Running: dart2js ${dart2jsArgs.join(' ')}');
-
-  await dart2js.internalMain(dart2jsArgs);
-
-  print('---- run from dill --------------------------------------------');
-  ProcessResult runResult = Process.runSync(d8executable,
-      ['sdk/lib/_internal/js_runtime/lib/preambles/d8.js', output]);
-  String out = '${runResult.stderr}\n${runResult.stdout}';
-  print('d8 output:');
-  print(out);
-  Expect.equals(0, runResult.exitCode);
-
-  return ResultKind.success;
-}