This is a request for comments.

tests/standalone/src/io/ProcessWorkingDirectoryTest.dart

Index: tests/standalone/src/io/ProcessWorkingDirectoryTest.dart
diff --git a/tests/standalone/src/io/ProcessWorkingDirectoryTest.dart b/tests/standalone/src/io/ProcessWorkingDirectoryTest.dart
index db5ab41ba9701f157379a466167737db296abd4d..0c4602d37ae92ffdeec4ff7d2bbc2488d1f3dac5 100644
--- a/tests/standalone/src/io/ProcessWorkingDirectoryTest.dart
+++ b/tests/standalone/src/io/ProcessWorkingDirectoryTest.dart
@@ -21,9 +21,11 @@ class ProcessWorkingDirectoryTest {
     directory.createTempSync();
     Expect.isTrue(directory.existsSync());
 
+    var options = new ProcessOptions();
+    options.workingDirectory = directory.path;
     Process process = new Process.start(fullTestFilePath,
                                         const ["0", "0", "99", "0"],
-                                        directory.path);
+                                        options);
 
     process.onExit = (int exitCode) {
       Expect.equals(exitCode, 99);
@@ -42,9 +44,11 @@ class ProcessWorkingDirectoryTest {
     directory.createTempSync();
     Expect.isTrue(directory.existsSync());
 
+    var options = new ProcessOptions();
+    options.workingDirectory = directory.path + "/subPath";
     Process process = new Process.start(fullTestFilePath,
                                         const ["0", "0", "99", "0"],
-                                        directory.path + "/subPath");
+                                        options);
 
     process.onExit = (int exitCode) {
       Expect.fail("bad process completed");