Revert "This is a fixed up version of:"

tools/testing/dart/compiler_configuration.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.
 
 library compiler_configuration;
 
 import 'dart:io' show
     Platform;
 
 import 'runtime_configuration.dart' show
@@ skipping 137 matching lines @@
   bool get hasCompiler => false;
 
   List<String> computeRuntimeArguments(
       RuntimeConfiguration runtimeConfiguration,
       String buildDir,
       TestInformation info,
       List<String> vmOptions,
       List<String> sharedOptions,
       List<String> originalArguments,
       CommandArtifact artifact) {
-    List<String> args = [];
-    if (isChecked) {
-      args.add('--enable_asserts');
-      args.add('--enable_type_checks');
-    }
-    return args
+    return <String>[]
         ..addAll(vmOptions)
         ..addAll(sharedOptions)
         ..addAll(originalArguments);
   }
 }
 
 /// Common configuration for dart2js-based tools, such as, dart2js
 class Dart2xCompilerConfiguration extends CompilerConfiguration {
   final String moniker;
   static Map<String, List<Uri>> _bootstrapDependenciesCache =
@@ skipping 190 matching lines @@
       // shipped SDK, that is the script is not installed in
       // "$buildDir/dart-sdk/bin/"
       return '$prefix/dartanalyzer_developer$suffix';
     }
     if (useSdk) {
       prefix = '$buildDir/dart-sdk/bin';
     }
     return '$prefix/dartanalyzer$suffix';
   }
 }