2011-02-03 Geoffrey Garen <ggaren@apple.com>

2011-02-03  Geoffrey Garen  <ggaren@apple.com>

        Reviewed by Sam Weinig.

        Start using MarkedBlock instead of CollectorBlock
        https://bugs.webkit.org/show_bug.cgi?id=53693

        SunSpider reports no change.

        * runtime/MarkedBlock.h:
        (JSC::MarkedBlock::blockFor):
        (JSC::MarkedBlock::setMarked):
        (JSC::MarkedBlock::isCellAligned):
        (JSC::MarkedBlock::isPossibleCell): Updated for const-ness.

        * runtime/MarkedSpace.cpp:
        (JSC::MarkedSpace::allocateBlock):
        (JSC::MarkedSpace::containsSlowCase):
        (JSC::MarkedSpace::clearMarkBits): Updated for const-ness.

        * runtime/MarkedSpace.h:
        (JSC::CollectorHeap::collectorBlock):
        (JSC::MarkedSpace::heap):
        (JSC::MarkedSpace::isMarked):
        (JSC::MarkedSpace::testAndSetMarked):
        (JSC::MarkedSpace::setMarked):
        (JSC::MarkedSpace::contains): Switched from CollectorBlock to MarkedBlock,
        and deleted dead CollectorBlock-related code.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@77519 268f45cc-cd09-0410-ab3c-d52691b4dbfc