Drop Window::addWorkspaceRepaint

It's used only by window elevation logic, but it can be moved inside
libkwineffects. It should also fix missing repainting in scripted effects.

src/effects.cpp

@@ -1143,6 +1143,7 @@ void EffectsHandlerImpl::setElevatedWindow(KWin::EffectWindow *w, bool set)
     if (set) {
         elevated_windows.append(w);
     }
+    addRepaint(w->expandedGeometry());
 }
 
 void EffectsHandlerImpl::setTabBoxWindow(EffectWindow *w)

src/window.cpp

@@ -369,25 +369,6 @@ void Window::finishCompositing(ReleaseReason releaseReason)
     m_windowItem.reset();
 }
 
-void Window::addWorkspaceRepaint(int x, int y, int w, int h)
-{
-    addWorkspaceRepaint(QRectF(x, y, w, h));
-}
-
-void Window::addWorkspaceRepaint(const QRectF &r2)
-{
-    if (Compositor::compositing()) {
-        Compositor::self()->scene()->addRepaint(r2.toAlignedRect());
-    }
-}
-
-void Window::addWorkspaceRepaint(const QRegion &region)
-{
-    if (Compositor::compositing()) {
-        Compositor::self()->scene()->addRepaint(region);
-    }
-}
-
 void Window::setReadyForPainting()
 {
     if (!ready_for_painting) {
@@ -543,7 +524,6 @@ void Window::elevate(bool elevate)
         return;
     }
     effectWindow()->elevate(elevate);
-    addWorkspaceRepaint(visibleGeometry());
 }
 
 pid_t Window::pid() const

src/window.h

@@ -718,10 +718,6 @@ public:
     bool hasAlpha() const;
     virtual bool setupCompositing();
     virtual void finishCompositing(ReleaseReason releaseReason = ReleaseReason::Release);
-    // these call workspace->addRepaint(), but first transform the damage if needed
-    void addWorkspaceRepaint(const QRectF &r);
-    void addWorkspaceRepaint(int x, int y, int w, int h);
-    void addWorkspaceRepaint(const QRegion &region);
     EffectWindowImpl *effectWindow();
     const EffectWindowImpl *effectWindow() const;
     SurfaceItem *surfaceItem() const;