Make V8ValueConverterImpl serialize objects with internal field counts to an

Make V8ValueConverterImpl serialize objects with internal field counts to an
empty object rather than skipping them altogether. This is more consistent with
the expected behaviour of extension APIs.

BUG=330559
R=jochen@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=243972

[jochen (gone - plz use gerrit), 2014-01-09 08:02:57]

the bots disagree :)

[not at google - send to devlin, 2014-01-09 16:14:32]

Cool, I've updated test expectations.

[jochen (gone - plz use gerrit), 2014-01-09 16:15:15]

lgtm

[commit-bot: I haz the power, 2014-01-09 16:16:32]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/kalman@chromium.org/129153002/240001

[commit-bot: I haz the power, 2014-01-09 19:18:08]

Retried try job too often on win_rel for step(s) browser_tests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[commit-bot: I haz the power, 2014-01-09 19:32:25]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/kalman@chromium.org/129153002/240001

[commit-bot: I haz the power, 2014-01-09 21:05:43]

Change committed as 243972