Move spaces from before comments to within comments

tests/isolate/remote_unittest_helper.dart

Index: tests/isolate/remote_unittest_helper.dart
diff --git a/tests/isolate/remote_unittest_helper.dart b/tests/isolate/remote_unittest_helper.dart
index edc90efca9605320fccb2e91892bc20d55a17295..cb1dc9f78c0550bf8ac1d9e2a177f203baf4cce1 100644
--- a/tests/isolate/remote_unittest_helper.dart
+++ b/tests/isolate/remote_unittest_helper.dart
@@ -17,7 +17,7 @@ import "dart:mirrors";
  *
  *     void main([args, port]) {
  *       if (testRemote(main, port)) return;
- *       // the usual test.
+ * //       the usual test.
  *     }
  *
  * Remember to import unittest using the URI `package:inittest/unittest.dart`.