Move tools to tool folder.

pkg/front_end/test/fasta/testing/suite.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.md file.
 
 library fasta.testing.suite;
 
 import 'dart:async' show Future;
 
 import 'dart:io' show File;
 
@@ skipping 214 matching lines @@
   final bool updateComments;
 
   String get name {
     return fullCompile ? "${astKind} compile" : "outline";
   }
 
   bool get isCompiler => fullCompile;
 
   Future<Result<Program>> run(
       TestDescription description, FastaContext context) async {
-    var options =
-        new ProcessedOptions(new CompilerOptions()..throwOnErrors = false);
+    var options = new ProcessedOptions(new CompilerOptions());
     return await CompilerContext.runWithOptions(options, (_) async {
       // Disable colors to ensure that expectation files are the same across
       // platforms and independent of stdin/stderr.
       CompilerContext.current.disableColors();
       Program platformOutline = await context.loadPlatformOutline();
       Ticker ticker = new Ticker();
       DillTarget dillTarget = new DillTarget(ticker, context.uriTranslator,
           new TestVmFastaTarget(new TargetFlags(strongMode: strongMode)));
       platformOutline.unbindCanonicalNames();
       dillTarget.loader.appendLibraries(platformOutline);
@@ skipping 77 matching lines @@
     }
   }
 
   void performGlobalTransformations(CoreTypes coreTypes, Program program,
       {void logger(String msg)}) {
     if (enabled) {
       super.performGlobalTransformations(coreTypes, program, logger: logger);
     }
   }
 }