Move PEG parser test into testing framework.

utils/tests/peg/src/PegTest.dart

Index: utils/tests/peg/src/PegTest.dart
diff --git a/utils/peg/pegparser_test.dart b/utils/tests/peg/src/PegTest.dart
similarity index 99%
rename from utils/peg/pegparser_test.dart
rename to utils/tests/peg/src/PegTest.dart
index 98cd3dc2605a5b1d6cb7e9c32169113859250356..9d29662feb45a57557a5a03acac511f19833f8d6 100644
--- a/utils/peg/pegparser_test.dart
+++ b/utils/tests/peg/src/PegTest.dart
@@ -2,7 +2,7 @@
 // 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('pegparser.dart');
+#import('../../../peg/pegparser.dart');
 
 testParens() {
   Grammar g = new Grammar();
@@ -318,7 +318,7 @@ void check(grammar, rule, input, expected) {
 }
 
 // Prints the list in [1,2,3] notation, including nested lists.
-void printList(item) {
+printList(item) {
   if (item is List) {
     StringBuffer sb = new StringBuffer();
     sb.add('[');