test rename overhaul: step 8 - language tests

tests/language/canonical_const_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.
 // Check that initializers of static const fields are compile time constants.
 
 class CanonicalConstTest {
   static final A = const C1();
   static final B = const C2();
 
   static testMain() {
@@ skipping 24 matching lines @@
   const C1();
 }
 
 class C2 extends C1 {
   const C2() : super();
 }
 
 main() {
   CanonicalConstTest.testMain();
 }