Remove no longer needed Qt patch.

3rdparty/d22afdb8cf874aae3c5593f6108d4c7897a8ac20.diff

@@ -1,37 +0,0 @@
---- a/src/gui/graphicsview/qgraphicsview_p.h
-+++ b/src/gui/graphicsview/qgraphicsview_p.h
-@@ -183,8 +183,12 @@
-         else
-             QCoreApplication::sendPostedEvents(viewport->window(), QEvent::UpdateRequest);
- #else
--        QCoreApplication::processEvents(QEventLoop::AllEvents | QEventLoop::ExcludeSocketNotifiers
--                                        | QEventLoop::ExcludeUserInputEvents);
-+        // At this point either HIViewSetNeedsDisplay (Carbon) or setNeedsDisplay: YES (Cocoa)
-+        // is called, which means there's a pending update request. We want to dispatch it
-+        // now because otherwise graphics view updates would require two
-+        // round-trips in the event loop before the item is painted.
-+        extern void qt_mac_dispatchPendingUpdateRequests(QWidget *);
-+        qt_mac_dispatchPendingUpdateRequests(viewport->window());
- #endif
-     }
- 
---- a/src/gui/kernel/qt_cocoa_helpers_mac.mm
-+++ b/src/gui/kernel/qt_cocoa_helpers_mac.mm
-@@ -1167,6 +1167,17 @@
-     return context;
- }
- 
-+void qt_mac_dispatchPendingUpdateRequests(QWidget *widget)
-+{
-+    if (!widget)
-+        return;
-+#ifndef QT_MAC_USE_COCOA
-+    HIViewRender(qt_mac_nativeview_for(widget));
-+#else
-+    [qt_mac_nativeview_for(widget) displayIfNeeded];
-+#endif
-+}
-+
- CGFloat qt_mac_get_scalefactor()
- {
- #ifndef QT_MAC_USE_COCOA