3 files changed, 3 insertions, 14 deletions
diff --git a/src/widgets/kernel/qapplication.cpp b/src/widgets/kernel/qapplication.cpp
index 45b98e9475..2410daf047 100644
--- a/src/widgets/kernel/qapplication.cpp
+++ b/src/widgets/kernel/qapplication.cpp
@@ -58,7 +58,6 @@
 #include "qstyle.h"
 #include "qstyleoption.h"
 #include "qstylefactory.h"
-#include "qtextcodec.h"
 #include "qtooltip.h"
 #include "qtranslator.h"
 #include "qvariant.h"
diff --git a/src/widgets/kernel/qt_widgets_pch.h b/src/widgets/kernel/qt_widgets_pch.h
index 924a68d62e..bec6536637 100644
--- a/src/widgets/kernel/qt_widgets_pch.h
+++ b/src/widgets/kernel/qt_widgets_pch.h
@@ -63,7 +63,9 @@
 #include <qregexp.h>
 #include <qstring.h>
 #include <qstringlist.h>
+#if QT_CONFIG(textcodec)
 #include <qtextcodec.h>
+#endif
 
 #include <qapplication.h>
 #include <qbitmap.h>
diff --git a/src/widgets/kernel/qwidgetbackingstore.cpp b/src/widgets/kernel/qwidgetbackingstore.cpp
index 53769ef9ed..b40c2d12ad 100644
--- a/src/widgets/kernel/qwidgetbackingstore.cpp
+++ b/src/widgets/kernel/qwidgetbackingstore.cpp
@@ -1053,20 +1053,8 @@ static QPlatformTextureList *widgetTexturesFor(QWidget *tlw, QWidget *widget)
         static bool switchableWidgetComposition =
             QGuiApplicationPrivate::instance()->platformIntegration()
                 ->hasCapability(QPlatformIntegration::SwitchableWidgetComposition);
-        if (!switchableWidgetComposition
-// The Windows compositor handles fullscreen OpenGL window specially. Besides
-// having trouble with popups, it also has issues with flip-flopping between
-// OpenGL-based and normal flushing. Therefore, stick with GL for fullscreen
-// windows (QTBUG-53515). Similary, translucent windows should not switch to
-// layered native windows (QTBUG-54734).
-#if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) && !defined(Q_OS_WINCE)
-                || tlw->windowState().testFlag(Qt::WindowFullScreen)
-                || tlw->testAttribute(Qt::WA_TranslucentBackground)
-#endif
-                )
-        {
+        if (!switchableWidgetComposition)
             return qt_dummy_platformTextureList();
-        }
     }
 
     return 0;