Reviewed by John.

    Reviewed by John.

	- renamed caretPos to caretRect and made it return a QRect instead
	of taking four out parameters by reference.

        * khtml/rendering/render_box.cpp:
        (RenderBox::caretRect):
        * khtml/rendering/render_box.h:
        * khtml/rendering/render_br.cpp:
        (RenderBR::caretRect):
        * khtml/rendering/render_br.h:
        * khtml/rendering/render_flow.cpp:
        (RenderFlow::caretRect):
        * khtml/rendering/render_flow.h:
        * khtml/rendering/render_object.cpp:
        (RenderObject::caretRect):
        * khtml/rendering/render_object.h:
        * khtml/rendering/render_text.cpp:
        (RenderText::caretRect):
        * khtml/rendering/render_text.h:
        * khtml/xml/dom_selection.cpp:
        (DOM::Selection::xPosForVerticalArrowNavigation):
        (DOM::Selection::layoutCaret):
        * kwq/WebCoreBridge.mm:
        (-[WebCoreBridge caretRectAtNode:offset:]):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@7484 268f45cc-cd09-0410-ab3c-d52691b4dbfc