Format all tests.

tests/standalone/io/process_exit_test.dart

Index: tests/standalone/io/process_exit_test.dart
diff --git a/tests/standalone/io/process_exit_test.dart b/tests/standalone/io/process_exit_test.dart
index 8e09ae94517c216f1f010e3147f661d53e9c4a96..fcd2866dfb5d88ff6804ba82314a9eeb32ea7f62 100644
--- a/tests/standalone/io/process_exit_test.dart
+++ b/tests/standalone/io/process_exit_test.dart
@@ -5,13 +5,14 @@
 // Process test program to test process communication.
 
 library ProcessExitTest;
+
 import "package:expect/expect.dart";
 import "dart:io";
 import "process_test_util.dart";
 
 testExit() {
-  var future = Process.start(getProcessTestFileName(),
-                             const ["0", "0", "99", "0"]);
+  var future =
+      Process.start(getProcessTestFileName(), const ["0", "0", "99", "0"]);
   future.then((process) {
     process.exitCode.then((int exitCode) {
       Expect.equals(exitCode, 99);
@@ -22,8 +23,8 @@ testExit() {
 }
 
 testExitRun() {
-  Process.run(getProcessTestFileName(),
-              const ["0", "0", "99", "0"]).then((result) {
+  Process.run(getProcessTestFileName(), const ["0", "0", "99", "0"]).then(
+      (result) {
     Expect.equals(result.exitCode, 99);
     Expect.equals(result.stdout, '');
     Expect.equals(result.stderr, '');