Format analyzer, analysis_server, analyzer_plugin, front_end and kernel with the latest dartfmt.

pkg/front_end/lib/src/fasta/testing/kernel_chain.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.md file.
 
 // TODO(ahe): Copied from closure_conversion branch of kernel, remove this file
 // when closure_conversion is merged with master.
 
 library fasta.testing.kernel_chain;
 
 import 'dart:async' show Future;
@@ skipping 91 matching lines @@
       } else {
         return pass(program);
       }
     }
     if (updateExpectations) {
       await openWrite(expectedFile.uri, (IOSink sink) {
         sink.writeln("$buffer".trim());
       });
       return pass(program);
     } else {
-      return fail(
-          program,
-          """
+      return fail(program, """
 Please create file ${expectedFile.path} with this content:
 $buffer""");
     }
   }
 }
 
 class WriteDill extends Step<Program, Uri, ChainContext> {
   const WriteDill();
 
   String get name => "write .dill";
@@ skipping 116 matching lines @@
 
 Future openWrite(Uri uri, f(IOSink sink)) async {
   IOSink sink = new File.fromUri(uri).openWrite();
   try {
     await f(sink);
   } finally {
     await sink.close();
   }
   print("Wrote $uri");
 }