TBR: Fix type matcher regexps; dart2js sees 5.0 as an int so changed to 5.1.

pkg/unittest/test/matchers_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.
 
 library unittestTests;
 import 'package:unittest/unittest.dart';
 import 'dart:async';
 import 'dart:collection';
 part 'test_utils.dart';
 
@@ skipping 220 matching lines @@
         "but: was <[0]> with length of <1>.");
 
       b.add(0);
       shouldFail(b, hasLength(1),
         "Expected: an object with length of <1> "
         "but: was <[0, 0]> with length of <2>.");
       shouldPass(b, hasLength(2));
     });
 
     test('scalar type mismatch', () {
-      shouldFail('error', equals(5.0),
-          matches("^Expected: <5\.0>"
+      shouldFail('error', equals(5.1),
+          matches("^Expected: <5\.1>"
                   "     but: was .*:'error' \\(not type .*\\)\.\$"));
     });
 
     test('nested type mismatch', () {
-      shouldFail(['error'], equals([5.0]),
-          matches(r"^Expected: <\[5\.0\]>"
-                  "     but: expected double:<5\.0> "
+      shouldFail(['error'], equals([5.1]),
+          matches(r"^Expected: <\[5\.1\]>"
+                  "     but: expected double:<5\.1> "
                   "but was .*:'error' mismatch at position 0\.\$"));
     });
 
     test('doubly-nested type mismatch', () {
-      shouldFail([['error']], equals([[5.0]]),
-          matches(r"^Expected: <\[\[5\.0\]\]>"
-                  "     but: expected double:<5\.0> "
+      shouldFail([['error']], equals([[5.1]]),
+          matches(r"^Expected: <\[\[5\.1\]\]>"
+                  "     but: expected double:<5\.1> "
                   "but was .*:'error' mismatch at position 0 "
                   "mismatch at position 0\.\$"));
     });
   });
 
   group('Numeric Matchers', () {
 
     test('greaterThan', () {
       shouldPass(10, greaterThan(9));
       shouldFail(9, greaterThan(10),
@@ skipping 441 matching lines @@
       var w = new Widget();
       w.price = 10;
       shouldPass(w, new HasPrice(greaterThan(0)));
       shouldFail(w, new HasPrice(greaterThan(10)),
           'Expected: Widget with a price that is a value greater than <10> '
           'but: price was <10>.');
     });
   });
 }