instance by introducing Window::InitCheck(), use new (nothrow).
* Window is responsible for the DrawingEngine instance, but forgot to delete
it.
* OffscreenWindow is no longer special, every Window owns a DrawingEngine,
no need to delete it anymore, but since it already deletes the HWInterface
instance, it needs to detach the DrawingEngine from it.
* Use new (nothrow) in OffscreenWindow as well.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24308 a95241bf-73f2-0310-859d-f6bbb57e9c96
(now WorkspacesView), OffscreenWindowLayer.
* Renamed ServerScreen.cpp/h to Screen.cpp/h (the class was already called
Screen).
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24303 a95241bf-73f2-0310-859d-f6bbb57e9c96
