- Change "static final" to "static const" in the

pkg/unittest/numeric_matchers.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.
 
 /**
  * Returns a matcher which matches if the match argument is greater
  * than the given [value].
  */
 Matcher greaterThan(value) =>
   new _OrderingComparison(value, false, false, true, 'a value greater than');
@@ skipping 17 matching lines @@
  * Returns a matcher which matches if the match argument is less
  * than or equal to the given [value].
  */
 Matcher lessThanOrEqualTo(value) =>
   new _OrderingComparison(value, true, true, false,
       'a value less than or equal to');
 
 /**
  * A matcher which matches if the match argument is zero.
  */
-final Matcher isZero =
+const Matcher isZero =
   const _OrderingComparison(0, true, false, false, 'a value equal to');
 
 
 /**
  * A matcher which matches if the match argument is non-zero.
  */
-final Matcher isNonZero =
+const Matcher isNonZero =
   const _OrderingComparison(0, false, true, true, 'a value not equal to');
 
 /**
  * A matcher which matches if the match argument is positive.
  */
-final Matcher isPositive =
+const Matcher isPositive =
   const _OrderingComparison(0, false, false, true, 'a positive value', false);
 
 /**
  * A matcher which matches if the match argument is zero or negative.
  */
-final Matcher isNonPositive =
+const Matcher isNonPositive =
   const _OrderingComparison(0, true, true, false,
       'a non-positive value', false);
 
 /**
  * A matcher which matches if the match argument is negative.
  */
-final Matcher isNegative =
+const Matcher isNegative =
   const _OrderingComparison(0, false, true, false, 'a negative value', false);
 
 /**
  * A matcher which matches if the match argument is zero or positive.
  */
-final Matcher isNonNegative =
+const Matcher isNonNegative =
   const _OrderingComparison(0, true, false, true,
       'a non-negative value', false);
 
 bool _isNumeric(value) {
   return value is int || value is double;
 }
 
 class _OrderingComparison extends BaseMatcher {
   /** Expected value. */
   final _value;
@@ skipping 139 matching lines @@
       return mismatchDescription.
           addDescriptionOf(item).
           add(' not numeric');
     } else {
       return super.describeMismatch(item, mismatchDescription,
           matchState, verbose);
     }
   }
 }