Move tools to tool folder.

pkg/front_end/lib/src/fasta/compile_platform.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 file.
-
-library fasta.compile_platform;
-
-import 'dart:async' show Future;
-
-import 'dart:io' show exitCode, File;
-
-import '../kernel_generator_impl.dart' show generateKernelInternal;
-
-import 'compiler_command_line.dart' show CompilerCommandLine;
-
-import 'compiler_context.dart' show CompilerContext;
-
-import 'deprecated_problems.dart' show deprecated_InputError;
-
-import 'kernel/utils.dart' show writeProgramToFile;
-
-import 'severity.dart' show Severity;
-
-const int iterations = const int.fromEnvironment("iterations", defaultValue: 1);
-
-Future mainEntryPoint(List<String> arguments) async {
-  for (int i = 0; i < iterations; i++) {
-    if (i > 0) {
-      print("\n");
-    }
-    try {
-      await compilePlatform(arguments);
-    } on deprecated_InputError catch (e) {
-      exitCode = 1;
-      CompilerContext.runWithDefaultOptions(
-          (c) => c.report(deprecated_InputError.toMessage(e), Severity.error));
-      return null;
-    }
-  }
-}
-
-Future compilePlatform(List<String> arguments) async {
-  await CompilerCommandLine
-      .withGlobalOptions("compile_platform", arguments, false,
-          (CompilerContext c, List<String> restArguments) {
-    c.options.inputs.add(Uri.parse('dart:core'));
-    // Note: the patchedSdk argument is already stored in c.options.sdkRoot.
-    Uri fullOutput = Uri.base.resolveUri(new Uri.file(restArguments[1]));
-    Uri outlineOutput = Uri.base.resolveUri(new Uri.file(restArguments[2]));
-    return compilePlatformInternal(c, fullOutput, outlineOutput);
-  });
-}
-
-Future compilePlatformInternal(
-    CompilerContext c, Uri fullOutput, Uri outlineOutput) async {
-  if (c.options.strongMode) {
-    print("Note: strong mode support is preliminary and may not work.");
-  }
-  if (c.options.verbose) {
-    print("Generating outline of ${c.options.sdkRoot} into $outlineOutput");
-    print("Compiling ${c.options.sdkRoot} to $fullOutput");
-  }
-
-  var result =
-      await generateKernelInternal(buildSummary: true, buildProgram: true);
-  if (result == null) {
-    // Note: an error should have been reported by now.
-    print('The platform .dill files were not created.');
-    return;
-  }
-  new File.fromUri(outlineOutput).writeAsBytesSync(result.summary);
-  c.options.ticker.logMs("Wrote outline to ${outlineOutput.toFilePath()}");
-  await writeProgramToFile(result.program, fullOutput);
-  c.options.ticker.logMs("Wrote program to ${fullOutput.toFilePath()}");
-}