Second round of cleanups for new optional parameter semantics.

pkg/unittest/test/mock_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('unittestTest');
 #import('../../../pkg/unittest/unittest.dart');
 
 class MockList extends Mock implements List {
 }
 
@@ skipping 453 matching lines @@
     // Restrict the matches
 
     result = logList.preceding(keyList, logFilter:callsTo(startsWith('bar')),
       distance:3);
     expect(result.logs, orderedEquals([e1, e2]));
 
     result = logList.preceding(keyList, logFilter:callsTo(startsWith('bar')),
         distance:3, includeKeys:true);
     expect(result.logs, orderedEquals([e1, e2, e3]));
 
-    result = logList.preceding(keyList, equals('a'), callsTo(startsWith('bar')),
-      distance:3);
+    result = logList.preceding(keyList, mockNameFilter: equals('a'),
+        logFilter: callsTo(startsWith('bar')), distance:3);
     expect(result.logs, orderedEquals([e1]));
 
-    result = logList.preceding(keyList, equals('a'), callsTo(startsWith('bar')),
-        distance:3, includeKeys:true);
+    result = logList.preceding(keyList, mockNameFilter: equals('a'),
+        logFilter: callsTo(startsWith('bar')), distance:3, includeKeys:true);
     expect(result.logs, orderedEquals([e1, e3]));
 
     keyList.logs.clear();
     keyList.add(e0);
     keyList.add(e3);
     keyList.add(e7);
 
     result = logList.preceding(keyList);
     expect(result.logs, orderedEquals([e2, e6]));
 
@@ skipping 137 matching lines @@
     expect(log.logs, hasLength(6));
     expect(log.logs.every((e) => e.mockName == 'm2' || e.mockName == 'm3'),
         isTrue);
     m2.clearLogs();
     expect(log.logs, hasLength(3));
     expect(log.logs.every((e) => e.mockName =='m3'), isTrue);
     m3.clearLogs();
     expect(log.logs, hasLength(0));
   });
 }