Two bugfixes for hydrogen-based array constructors

Two bugfixes for hydrogen-based array constructors

CacheInitialJSArrayMaps needs to be able to pick up where it left off,
as it can now be called from a handlfied context.

Disable incremental marking for CCTest SetJitCodeEventHandler, as it allocates
during compilation.

BUG=

Committed: https://code.google.com/p/v8/source/detail?r=14495

[mvstanton, 2013-04-30 11:10:42]

Here is the change we discussed. The cctest change, disabling incremental
marking was discussed with mstarzinger.
Thanks!
--Michael

[Toon Verwaest, 2013-04-30 11:50:58]

lgtm

[mvstanton, 2013-04-30 13:43:52]

Committed patchset #2 manually as r14495 (presubmit successful).