Move spaces from before comments to within comments

tests/language/string_interpolation9_test.dart

Index: tests/language/string_interpolation9_test.dart
diff --git a/tests/language/string_interpolation9_test.dart b/tests/language/string_interpolation9_test.dart
index 8da163cd5e4f2a8d5bb453581f8207507c664f2f..90abc39e1619d557719c6e6c0904d7390309bf02 100644
--- a/tests/language/string_interpolation9_test.dart
+++ b/tests/language/string_interpolation9_test.dart
@@ -7,25 +7,25 @@
 main() {
   var x;
 
-  x = "$";    /// 1: compile-time error
+  x = "$"; // /// 1: compile-time error
   x = "x$";   /// 2: compile-time error
   x = "$x$";  /// 3: compile-time error
   x = "$$x";  /// 4: compile-time error
   x = "$ ";   /// 5: compile-time error
 
-  x = '$';    /// 6: compile-time error
+  x = '$'; // /// 6: compile-time error
   x = 'x$';   /// 7: compile-time error
   x = '$x$';  /// 8: compile-time error
   x = '$$x';  /// 9: compile-time error
   x = '$ ';   /// 10: compile-time error
 
-  x = """$""";    /// 11: compile-time error
+  x = """$"""; // /// 11: compile-time error
   x = """x$""";   /// 12: compile-time error
   x = """$x$""";  /// 13: compile-time error
   x = """$$x""";  /// 14: compile-time error
   x = """$ """;   /// 15: compile-time error
 
-  x = '''$''';    /// 16: compile-time error
+  x = '''$'''; // /// 16: compile-time error
   x = '''x$''';   /// 17: compile-time error
   x = '''$x$''';  /// 18: compile-time error
   x = '''$$x''';  /// 19: compile-time error