Format samples and samples-dev directories.

samples/build_dart/build.dart

 // Copyright (c) 2012, 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 build_dart;
 
 import "dart:io";
 import "package:args/args.dart";
 
 bool cleanBuild;
@@ skipping 24 matching lines @@
 
   // Return a non-zero code to indicate a build failure.
   //exit(1);
 }
 
 /**
  * Handle --changed, --removed, --clean, --full, and --help command-line args.
  */
 void processArgs(List<String> arguments) {
   var parser = new ArgParser();
-  parser.addOption("changed", help: "the file has changed since the last build",
-      allowMultiple: true);
-  parser.addOption("removed", help: "the file was removed since the last build",
-      allowMultiple: true);
+  parser.addOption("changed",
+      help: "the file has changed since the last build", allowMultiple: true);
+  parser.addOption("removed",
+      help: "the file was removed since the last build", allowMultiple: true);
   parser.addFlag("clean", negatable: false, help: "remove any build artifacts");
   parser.addFlag("full", negatable: false, help: "perform a full build");
   parser.addFlag("machine",
-    negatable: false, help: "produce warnings in a machine parseable format");
+      negatable: false, help: "produce warnings in a machine parseable format");
   parser.addFlag("help", negatable: false, help: "display this help and exit");
 
   var args = parser.parse(arguments);
 
   if (args["help"]) {
     print(parser.getUsage());
     exit(0);
   }
 
   changedFiles = args["changed"];
@@ skipping 15 matching lines @@
   });
 }
 
 /**
  * Recursively scan the current directory looking for .foo files to process.
  */
 void handleFullBuild() {
   var files = <String>[];
 
   Directory.current.list(recursive: true).listen((entity) {
-        if (entity is File) {
-          files.add((entity as File).resolveSymbolicLinksSync());
-        }
-      },
-      onDone: () => handleChangedFiles(files));
+    if (entity is File) {
+      files.add((entity as File).resolveSymbolicLinksSync());
+    }
+  }, onDone: () => handleChangedFiles(files));
 }
 
 /**
  * Process the given list of changed files.
  */
 void handleChangedFiles(List<String> files) {
   files.forEach(_processFile);
 }
 
 /**
  * Process the given list of removed files.
  */
-void handleRemovedFiles(List<String> files) {
-
-}
+void handleRemovedFiles(List<String> files) {}
 
 /**
  * Convert a .foo file to a .foobar file.
  */
 void _processFile(String arg) {
   if (arg.endsWith(".foo")) {
     print("processing: ${arg}");
 
     File file = new File(arg);
 
@@ skipping 31 matching lines @@
 }
 
 /**
  * If this file is a generated file (based on the extension), delete it.
  */
 void _maybeClean(File file) {
   if (file.path.endsWith(".foobar")) {
     file.delete();
   }
 }