Update repo to use dart2js from pkg/compiler.

tests/compiler/dart2js/analyze_dart2js_test.dart

Index: tests/compiler/dart2js/analyze_dart2js_test.dart
diff --git a/tests/compiler/dart2js/analyze_dart2js_test.dart b/tests/compiler/dart2js/analyze_dart2js_test.dart
index d17f15e979d503654e1855af6f603ee0bcbfc1d7..5fb720d15601897b0fc13802f3245d7675934efb 100644
--- a/tests/compiler/dart2js/analyze_dart2js_test.dart
+++ b/tests/compiler/dart2js/analyze_dart2js_test.dart
@@ -5,7 +5,7 @@
 library analyze_dart2js;
 
 import "package:expect/expect.dart";
-import 'package:compiler/implementation/filenames.dart';
+import 'package:compiler/src/filenames.dart';
 import 'analyze_helper.dart';
 import "package:async_helper/async_helper.dart";
 
@@ -24,7 +24,6 @@ const Map<String,List<String>> WHITE_LIST = const {
 };
 
 void main() {
-  var uri = currentDirectory.resolve(
-      'sdk/lib/_internal/compiler/implementation/dart2js.dart');
+  var uri = currentDirectory.resolve('pkg/compiler/lib/src/dart2js.dart');
   asyncTest(() => analyze([uri], WHITE_LIST));
 }