Bump to the latest analyzer

test/dependency_graph_test.dart

 // Copyright (c) 2015, 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 dev_compiler.test.dependency_graph_test;
 
 import 'package:analyzer/file_system/file_system.dart';
 import 'package:analyzer/file_system/memory_file_system.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:unittest/unittest.dart';
@@ skipping 1119 matching lines @@
 expectGraph(SourceNode node, String expectation) {
   expect(printReachable(node), equalsIgnoringWhitespace(expectation));
 }
 
 nameFor(SourceNode node) => path.basename(node.uri.path);
 printReachable(SourceNode node) {
   var seen = new Set();
   var sb = new StringBuffer();
   helper(n, {indent: 0}) {
     if (indent > 0) {
-      sb
-        ..write("|   " * (indent - 1))
-        ..write("|-- ");
+      sb..write("|   " * (indent - 1))..write("|-- ");
     }
     sb.write(nameFor(n));
     if (seen.contains(n)) {
       sb.write('...\n');
       return;
     }
     seen.add(n);
     sb
       ..write(' ')
       ..write(n.needsRebuild ? '[needs-rebuild] ' : '')
@@ skipping 16 matching lines @@
   helper(node);
   return sb.toString();
 }
 
 final runtimeFilesWithoutPath = defaultRuntimeFiles
     .map((f) => f.replaceAll('dart/', ''))
     .toList(growable: false);
 final _RUNTIME_GRAPH = runtimeFilesWithoutPath.map((s) => '|--  $s').join('\n');
 final _RUNTIME_GRAPH_REBUILD =
     runtimeFilesWithoutPath.map((s) => '|--  $s [needs-rebuild]').join('\n');