Read SDK and patches from a JSON file.

pkg/compiler/lib/src/kernel/fasta_support.dart

 // Copyright (c) 2017, 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.
 
 /// Additions to Fasta for generating .dill (Kernel IR) files with dart2js patch
 /// files and native hooks.
 library compiler.src.kernel.fasta_support;
 
 // TODO(sigmund): get rid of this file. Fasta should be agnostic of the
 // target platform, at which point this should not be necessary. In particular,
@@ skipping 20 matching lines @@
 import 'package:front_end/src/fasta/parser/parser.dart' show optional;
 import 'package:front_end/src/scanner/token.dart' show Token;
 import 'package:front_end/src/fasta/ticker.dart' show Ticker;
 import 'package:front_end/src/fasta/translate_uri.dart' show TranslateUri;
 
 /// Generates a platform.dill file containing the compiled Kernel IR of the
 /// dart2js SDK.
 Future compilePlatform(Uri patchedSdk, Uri fullOutput,
     {Uri outlineOutput, Uri packages}) async {
   Uri deps = Uri.base.resolveUri(new Uri.file("${fullOutput.toFilePath()}.d"));
-  TranslateUri uriTranslator = await TranslateUri.parse(
-      PhysicalFileSystem.instance, patchedSdk, packages);
+  TranslateUri uriTranslator = await TranslateUri
+      .parse(PhysicalFileSystem.instance, patchedSdk, packages: packages);
   var ticker = new Ticker(isVerbose: false);
   var dillTarget = new DillTargetForDart2js(ticker, uriTranslator);
   var kernelTarget =
       new KernelTargetForDart2js(dillTarget, uriTranslator, false);
 
   kernelTarget.read(Uri.parse("dart:core"));
   await dillTarget.buildOutlines();
   var outline = await kernelTarget.buildOutlines();
   await writeProgramToFile(outline, outlineOutput);
   ticker.logMs("Wrote outline to ${outlineOutput.toFilePath()}");
@@ skipping 102 matching lines @@
   'dart:html_common',
   'dart:indexed_db',
   'dart:js',
   'dart:js_util',
   'dart:mirrors',
   'dart:svg',
   'dart:web_audio',
   'dart:web_gl',
   'dart:web_sql',
 ];