Format all tests.

tests/standalone/io/process_working_directory_test.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.
 //
 // Process working directory test.
 
 library ProcessWorkingDirectoryTest;
+
 import "package:expect/expect.dart";
 import "dart:io";
 import "process_test_util.dart";
 
 class ProcessWorkingDirectoryTest {
   static String get fullTestFilePath {
     // Extract full path, since we run processes from another directory.
     File path = new File(getProcessTestFileName());
     Expect.isTrue(path.existsSync());
     return path.resolveSymbolicLinksSync();
   }
 
   static void testValidDirectory() {
     Directory directory =
         Directory.systemTemp.createTempSync('dart_process_working_directory');
     Expect.isTrue(directory.existsSync());
 
-    Process.start(fullTestFilePath,
-                  const ["0", "0", "99", "0"],
-                  workingDirectory: directory.path)
+    Process
+        .start(fullTestFilePath, const ["0", "0", "99", "0"],
+            workingDirectory: directory.path)
         .then((process) {
-          process.exitCode.then((int exitCode) {
-            Expect.equals(exitCode, 99);
-            directory.deleteSync();
-          });
-          process.stdout.listen((_) {});
-          process.stderr.listen((_) {});
-        }).catchError((error) {
-          directory.deleteSync();
-          Expect.fail("Couldn't start process");
-        });
+      process.exitCode.then((int exitCode) {
+        Expect.equals(exitCode, 99);
+        directory.deleteSync();
+      });
+      process.stdout.listen((_) {});
+      process.stderr.listen((_) {});
+    }).catchError((error) {
+      directory.deleteSync();
+      Expect.fail("Couldn't start process");
+    });
   }
 
   static void testInvalidDirectory() {
     Directory directory =
         Directory.systemTemp.createTempSync('dart_process_working_directory');
     Expect.isTrue(directory.existsSync());
 
-    Process.start(fullTestFilePath,
-                  const ["0", "0", "99", "0"],
-                  workingDirectory: directory.path + "/subPath")
+    Process
+        .start(fullTestFilePath, const ["0", "0", "99", "0"],
+            workingDirectory: directory.path + "/subPath")
         .then((process) {
-          Expect.fail("bad process completed");
-          directory.deleteSync();
-        }).catchError((e) {
-          Expect.isNotNull(e);
-          directory.deleteSync();
-        });
+      Expect.fail("bad process completed");
+      directory.deleteSync();
+    }).catchError((e) {
+      Expect.isNotNull(e);
+      directory.deleteSync();
+    });
   }
 }
 
-
-
 main() {
   ProcessWorkingDirectoryTest.testValidDirectory();
   ProcessWorkingDirectoryTest.testInvalidDirectory();
 }