Remove coverage experiment.

pkg/analyzer/bin/coverage.dart

-// Copyright (c) 2013, 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.
-
-library runtime.coverage;
-
-import 'dart:io';
-
-import 'package:analyzer/src/services/runtime/coverage/coverage_impl.dart';
-import 'package:analyzer/src/services/runtime/log.dart' as log;
-import 'package:args/args.dart';
-
-
-/// General error code.
-const ERROR = 1;
-
-
-final ArgParser _argParser = new ArgParser()
-    ..addFlag('help', negatable: false, help: 'Print this usage information.')
-    ..addOption(
-        'level',
-        help: 'The level of the coverage.',
-        allowed: ['method', 'block', 'statement'],
-        defaultsTo: 'statement')
-    ..addOption('out', help: 'The output file with statistics.')
-    ..addOption(
-        'port',
-        help: 'The port to run server on, if 0 select any.',
-        defaultsTo: '0');
-
-
-main(args) {
-  ArgResults options;
-  try {
-    options = _argParser.parse(args);
-  } on FormatException catch (e) {
-    print(e.message);
-    print('Run "coverage --help" to see available options.');
-    exit(ERROR);
-  }
-
-  if (options['help']) {
-    printUsage();
-    return;
-  }
-
-  // No script to run.
-  if (options.rest.isEmpty) {
-    printUsage('<No script to run specified>');
-    exit(ERROR);
-  }
-
-  // More than one script specified.
-  if (options.rest.length != 1) {
-    print('<Only one script should be specified>');
-    exit(ERROR);
-  }
-
-  var scriptPath = options.rest[0];
-
-  // Validate that script file exists.
-  if (!new File(scriptPath).existsSync()) {
-    print('<File "$scriptPath" does not exist>');
-    exit(ERROR);
-  }
-
-  // Prepare output file path.
-  var outPath = options['out'];
-  if (outPath == null) {
-    printUsage('No --out specified.');
-    exit(ERROR);
-  }
-
-  // Configure logigng.
-  log.everything();
-  log.toConsole();
-
-  // Run script.
-  runServerApplication(scriptPath, outPath);
-}
-
-
-printUsage([var description = 'Code coverage tool for Dart.']) {
-  var usage = _argParser.usage;
-  print('$description\n');
-  print('Usage: coverage [options] <script>\n');
-  print('$usage\n');
-}