Add option --compile-sdk to fasta compile and run.

pkg/front_end/lib/src/fasta/outline.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.outline;
 
 import 'dart:async' show
     Future;
 
 import 'dart:io' show
@@ skipping 17 matching lines @@
 
 import 'ticker.dart' show
     Ticker;
 
 import 'translate_uri.dart' show
     TranslateUri;
 
 import 'ast_kind.dart' show
     AstKind;
 
+// TODO(ahe): Remove this import. Instead make the SDK available as resource in
+// the executable, or something similar.
+import 'testing/kernel_chain.dart' show
+    computePatchedSdk;
+
 CompilerCommandLine parseArguments(String programName, List<String> arguments) {
   return new CompilerCommandLine(programName, arguments);
 }
 
 Future<KernelSourceTarget> outline(List<String> arguments) async {
   try {
     CompilerCommandLine cl = parseArguments("outline", arguments);
     if (cl.verbose) print("Building outlines for ${arguments.join(' ')}");
     return await doOutline(cl, new Ticker(isVerbose: cl.verbose), cl.output);
   } on InputError catch (e) {
@@ skipping 26 matching lines @@
         cl, new Ticker(isVerbose: cl.verbose), AstKind.Analyzer);
   } on InputError catch (e) {
     exitCode = 1;
     print(e.format());
     return null;
   }
 }
 
 Future<KernelSourceTarget> doOutline(CompilerCommandLine cl, Ticker ticker,
     [Uri output]) async {
-  TranslateUri uriTranslator = await TranslateUri.parse();
+  Uri sdk = await computePatchedSdk();
+  ticker.logMs("Found patched SDK");
+  TranslateUri uriTranslator = await TranslateUri.parse(sdk);
   ticker.logMs("Read packages file");
   DillTarget dillTarget = new DillTarget(ticker, uriTranslator);
   KernelSourceTarget sourceTarget =
       new KernelSourceTarget(dillTarget, uriTranslator);
-  dillTarget.read(cl.platform);
+  Uri platform = cl.platform;
+  if (platform != null) {
+    dillTarget.read(platform);
+  }
   String argument = cl.arguments.first;
   Uri uri = Uri.base.resolve(argument);
   String path = uriTranslator.translate(uri)?.path ?? argument;
   if (path.endsWith(".dart")) {
     sourceTarget.read(uri);
   } else {
     inputError(uri, -1, "Unexpected input: $uri");
   }
   await dillTarget.writeOutline(null);
   await sourceTarget.writeOutline(output);
@@ skipping 19 matching lines @@
     } catch (e, s) {
       exitCode = 1;
       print("Verification of program failed: $e");
       if (s != null && cl.verbose) {
         print(s);
       }
     }
   }
   return uri;
 }