Cleanup: remove package "analyzer2dart".

pkg/analyzer2dart/test/end2end_test.dart

-// Copyright (c) 2014, 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.
-
-/// End-to-end test of the analyzer2dart compiler.
-library test.end2end;
-
-import 'mock_sdk.dart';
-import 'package:analyzer/file_system/memory_file_system.dart';
-import 'package:analyzer/src/generated/element.dart';
-import 'package:analyzer/src/generated/sdk.dart';
-import 'package:analyzer/src/generated/source.dart';
-import 'package:unittest/unittest.dart';
-
-import '../lib/src/closed_world.dart';
-import '../lib/src/driver.dart';
-import '../lib/src/converted_world.dart';
-import '../lib/src/dart_backend.dart';
-
-import 'test_helper.dart' hide TestSpec;
-import 'output_helper.dart';
-import 'end2end_data.dart';
-
-main(List<String> args) {
-  performTests(TEST_DATA, unittester, checkResult, args);
-}
-
-checkResult(TestSpec result) {
-  String input = result.input;
-  String expectedOutput = result.output.trim();
-
-  CollectingOutputProvider outputProvider = new CollectingOutputProvider();
-  MemoryResourceProvider provider = new MemoryResourceProvider();
-  DartSdk sdk = new MockSdk();
-  Driver driver = new Driver(provider, sdk, outputProvider);
-  String rootFile = '/root.dart';
-  provider.newFile(rootFile, input);
-  Source rootSource = driver.setRoot(rootFile);
-  FunctionElement entryPoint = driver.resolveEntryPoint(rootSource);
-  ClosedWorld world = driver.computeWorld(entryPoint);
-  ConvertedWorld convertedWorld = convertWorld(world);
-  compileToDart(driver, convertedWorld);
-  String output = outputProvider.output.text.trim();
-  expect(output, equals(expectedOutput));
-}