Fix warnings_checker.dart handling of multitests

tests/language_strong/class_literal_test.dart

 // Copyright (c) 2011, 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.
 
 import "package:expect/expect.dart";
 
 // Test class literal expressions.
 
 class Class {
   static fisk() => 42;
 }
 
 foo(x) {}
 
 main() {
   Expect.equals(42, Class.fisk());
   Expect.equals(null, foo(Class.fisk()));
 
   // Verify references to a class literal are allowed.
   Class;
   var x = Class;
   foo(Class);
   Expect.isFalse(Class == null);
 
   // Verify that dereferencing a class literal is a runtime error.
-  Expect.throws(() { Class(); }, (e) => e is NoSuchMethodError); /// 01: static type warning
-  Expect.throws(() { Class[0]; }, (e) => e is NoSuchMethodError); /// 02: static type warning
-  Expect.throws(() { var x = Class(); }, (e) => e is NoSuchMethodError); /// 03: static type warning
-  Expect.throws(() { var x = Class[0]; }, (e) => e is NoSuchMethodError); /// 04: static type warning
-  Expect.throws(() { var x = Class[0].field; }, (e) => e is NoSuchMethodError); /// 05: static type warning
-  Expect.throws(() { var x = Class[0].method(); }, (e) => e is NoSuchMethodError); /// 06: static type warning
-  Expect.throws(() { foo(Class()); }, (e) => e is NoSuchMethodError); /// 07: static type warning
-  Expect.throws(() { foo(Class[0]); }, (e) => e is NoSuchMethodError); /// 08: static type warning
-  Expect.throws(() { foo(Class[0].field); }, (e) => e is NoSuchMethodError); /// 09: static type warning
-  Expect.throws(() { foo(Class[0].method()); }, (e) => e is NoSuchMethodError); /// 10: static type warning
-  Expect.throws(() { Class[0] = 91; }, (e) => e is NoSuchMethodError); /// 11: static type warning
-  Expect.throws(() { Class++; }, (e) => e is NoSuchMethodError); /// 12: static type warning
-  Expect.throws(() { ++Class; }, (e) => e is NoSuchMethodError); /// 13: static type warning
-  Expect.throws(() { Class[0] += 3; }, (e) => e is NoSuchMethodError); /// 14: static type warning
-  Expect.throws(() { ++Class[0]; }, (e) => e is NoSuchMethodError); /// 15: static type warning
-  Expect.throws(() { Class[0]++; }, (e) => e is NoSuchMethodError); /// 16: static type warning
-  Expect.throws(() { Class.method(); }, (e) => e is NoSuchMethodError); /// 17: static type warning
-  Expect.throws(() { Class.field; }, (e) => e is NoSuchMethodError); /// 18: static type warning
-  Expect.throws(() { var x = Class.method(); }, (e) => e is NoSuchMethodError); /// 19: static type warning
-  Expect.throws(() { var x = Class.field; }, (e) => e is NoSuchMethodError); /// 20: static type warning
-  Expect.throws(() { foo(Class.method()); }, (e) => e is NoSuchMethodError); /// 21: static type warning
-  Expect.throws(() { foo(Class.field); }, (e) => e is NoSuchMethodError); /// 22: static type warning
-  Expect.throws(() { Class / 3; }, (e) => e is NoSuchMethodError); /// 23: static type warning
-  Expect.throws(() { Class += 3; }, (e) => e is NoSuchMethodError); /// 24: static type warning
+  Expect.throws(() { Class(); }, (e) => e is NoSuchMethodError); //# 01: static type warning
+  Expect.throws(() { Class[0]; }, (e) => e is NoSuchMethodError); //# 02: static type warning
+  Expect.throws(() { var x = Class(); }, (e) => e is NoSuchMethodError); //# 03: static type warning
+  Expect.throws(() { var x = Class[0]; }, (e) => e is NoSuchMethodError); //# 04: static type warning
+  Expect.throws(() { var x = Class[0].field; }, (e) => e is NoSuchMethodError); //# 05: static type warning
+  Expect.throws(() { var x = Class[0].method(); }, (e) => e is NoSuchMethodError); //# 06: static type warning
+  Expect.throws(() { foo(Class()); }, (e) => e is NoSuchMethodError); //# 07: static type warning
+  Expect.throws(() { foo(Class[0]); }, (e) => e is NoSuchMethodError); //# 08: static type warning
+  Expect.throws(() { foo(Class[0].field); }, (e) => e is NoSuchMethodError); //# 09: static type warning
+  Expect.throws(() { foo(Class[0].method()); }, (e) => e is NoSuchMethodError); //# 10: static type warning
+  Expect.throws(() { Class[0] = 91; }, (e) => e is NoSuchMethodError); //# 11: static type warning
+  Expect.throws(() { Class++; }, (e) => e is NoSuchMethodError); //# 12: static type warning
+  Expect.throws(() { ++Class; }, (e) => e is NoSuchMethodError); //# 13: static type warning
+  Expect.throws(() { Class[0] += 3; }, (e) => e is NoSuchMethodError); //# 14: static type warning
+  Expect.throws(() { ++Class[0]; }, (e) => e is NoSuchMethodError); //# 15: static type warning
+  Expect.throws(() { Class[0]++; }, (e) => e is NoSuchMethodError); //# 16: static type warning
+  Expect.throws(() { Class.method(); }, (e) => e is NoSuchMethodError); //# 17: static type warning
+  Expect.throws(() { Class.field; }, (e) => e is NoSuchMethodError); //# 18: static type warning
+  Expect.throws(() { var x = Class.method(); }, (e) => e is NoSuchMethodError); //# 19: static type warning
+  Expect.throws(() { var x = Class.field; }, (e) => e is NoSuchMethodError); //# 20: static type warning
+  Expect.throws(() { foo(Class.method()); }, (e) => e is NoSuchMethodError); //# 21: static type warning
+  Expect.throws(() { foo(Class.field); }, (e) => e is NoSuchMethodError); //# 22: static type warning
+  Expect.throws(() { Class / 3; }, (e) => e is NoSuchMethodError); //# 23: static type warning
+  Expect.throws(() { Class += 3; }, (e) => e is NoSuchMethodError); //# 24: static type warning
 
   // Verify that a class literal isn't a string literal.
   Expect.notEquals(Class, "Class");
 
   // Verify toString() works for class literals.
   Expect.isTrue((Class).toString() is String);
   var y = Class;
   Expect.isTrue(y.toString() is String);
 
-  Expect.throws(() { Class.toString(); }, (e) => e is NoSuchMethodError); /// 25: static type warning
+  Expect.throws(() { Class.toString(); }, (e) => e is NoSuchMethodError); //# 25: static type warning
 }