Added methods to GetWidgetRenderingMode and SetWidgetRenderingMode in nsPresContext
Removed NS_GFX_RENDER_FORM_ELEMENTS define, now it uses the GetWidgetRenderingMode
method on the rendering context.
Resurrected Rod's listbox frame-based widget code.
Added -moz-option-selected pseudo attribute to control the appearance of selected items for the listbox frame-based widget.
Added a style rule with attribute selector for -moz-option-selected to the ua.css style sheet.
Modifed nsView::SetVFlags to do a bitwise or instead of bitwise and to set flags.
Modified nsView::HandleEvent to compare mVFlags with NS_VIEW_FLAG_DONT_CHECK_CHILDREN
creator of prescontext is responsible for initializing pres context.
devicecontext is now init()ed with a nsNativeWidget.
removed hacky X Display stuff from device context and font metrics.
removed hacky code from windows font metrics.
changed nsNativeWindow to be nsNativeWidget.
added more code for compositor back-to-front pass.
improved text performance on X.
changed nsHTMLTagContent.cpp so that it will build with MSVC 4.1.
