Part 2 of the feature requested in

    Part 2 of the feature requested in
        <rdar://problem/3752791> Dashboard: Need a better solution for control regions

        This patch actually collections the regions and converts to absolute coordinates.
        Only remaining piece is to pass over the bridge and up the alley to WebKit
        UI delegate.

        Reviewed by Ken.

        * khtml/css/css_valueimpl.h:
        (DOM::CSSPrimitiveValueImpl::getDashboardRegionValue):
        * khtml/css/cssparser.cpp:
        (CSSParser::parseValue):
        (CSSParser::parseDashboardRegions):
        * khtml/css/cssproperties.c:
        * khtml/css/cssproperties.h:
        * khtml/css/cssproperties.in:
        * khtml/css/cssstyleselector.cpp:
        (khtml::CSSStyleSelector::applyProperty):
        * khtml/khtmlview.cpp:
        (KHTMLView::layout):
        * khtml/rendering/render_object.cpp:
        (RenderObject::computeDashboardRegions):
        (RenderObject::addDashboardRegions):
        (RenderObject::collectDashboardRegions):
        * khtml/rendering/render_object.h:
        (khtml::DashboardRegionValue::operator==):
        * khtml/rendering/render_style.cpp:
        * khtml/rendering/render_style.h:
        (khtml::StyleDashboardRegion::):
        (khtml::RenderStyle::dashboardRegions):
        (khtml::RenderStyle::setDashboardRegion):
        * khtml/xml/dom_docimpl.cpp:
        (DocumentImpl::DocumentImpl):
        (DocumentImpl::updateLayout):
        (DocumentImpl::acceptsEditingFocus):
        (DocumentImpl::dashboardRegions):
        (DocumentImpl::setDashboardRegions):
        * khtml/xml/dom_docimpl.h:
        (DOM::DocumentImpl::hasDashboardRegions):
        (DOM::DocumentImpl::setHasDashboardRegions):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@7623 268f45cc-cd09-0410-ab3c-d52691b4dbfc