Remove unnecessary indirect access

Read the screen directly from window, instead of through
platformScreen which is derived from the same direct methods anyway/

Change-Id: If72a1d12f6ba7fc349d4639ad0c944996504c0ce
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>

1 files changed, 3 insertions, 6 deletions

diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp
index 7f2e5a5e17..ed59e40bb6 100644
--- a/src/widgets/kernel/qwidget.cpp
+++ b/src/widgets/kernel/qwidget.cpp
@@ -12575,13 +12575,10 @@ int QWidget::metric(PaintDeviceMetric m) const
 
     QWindow *topLevelWindow = 0;
     QScreen *screen = 0;
-    if (QWidget *topLevel = window())
+    if (QWidget *topLevel = window()) {
         topLevelWindow = topLevel->windowHandle();
-
-    if (topLevelWindow) {
-        QPlatformScreen *platformScreen = QPlatformScreen::platformScreenForWindow(topLevelWindow);
-        if (platformScreen)
-            screen = platformScreen->screen();
+        if (topLevelWindow)
+            screen = topLevelWindow->screen();
     }
     if (!screen && QGuiApplication::primaryScreen())
         screen = QGuiApplication::primaryScreen();