Added handles to the mirror objects. When a mirror for an object is created...

test/mjsunit/mirror-date.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 13 matching lines @@
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 // Flags: --expose-debug-as debug
 // Test the mirror object for boolean values
 
 function testDateMirror(d, iso8601) {
   // Create mirror and JSON representation.
   var mirror = debug.MakeMirror(d);
-  var json = mirror.toJSONProtocol(true);
+  var serializer = debug.MakeMirrorSerializer();
+  var json = serializer.serializeValue(mirror);
 
   // Check the mirror hierachy.
   assertTrue(mirror instanceof debug.Mirror);
   assertTrue(mirror instanceof debug.ValueMirror);
   assertTrue(mirror instanceof debug.ObjectMirror);
   assertTrue(mirror instanceof debug.DateMirror);
 
   // Check the mirror properties.
   assertTrue(mirror.isDate());
   assertEquals('object', mirror.type());
@@ skipping 20 matching lines @@
 d.setUTCMinutes(22);
 d.setUTCSeconds(59);
 d.setUTCMilliseconds(0);
 testDateMirror(d, "1967-01-17T09:22:59.000Z");
 d.setUTCMilliseconds(1);
 testDateMirror(d, "1967-01-17T09:22:59.001Z");
 d.setUTCMilliseconds(12);
 testDateMirror(d, "1967-01-17T09:22:59.012Z");
 d.setUTCMilliseconds(123);
 testDateMirror(d, "1967-01-17T09:22:59.123Z");