test rename overhaul: step 5 - frog and leg tests

frog/tests/leg_only/label_test.dart

 // Copyright (c) 2012, 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.
 
 // A break label must be declared where it's used.
 undeclaredBreakLabel1() {
   foo: { break bar; break foo; }  /// 01: compile-time error
 }
 
 undeclaredBreakLabel2() {
@@ skipping 42 matching lines @@
   undeclaredBreakLabel1();
   undeclaredBreakLabel2();
   noBreakTarget();
   undeclaredContinueLabel();
   noContinueTarget();
   wrongContinueLabel();
   noncaptureLabel();
   noncaptureBreak();
   noncaptureContinue();
 }