Convert features.progressdialog to QT_[REQUIRE_]CONFIG

Change-Id: Ic12a30480260e426f106baf7e2121889ea01db88
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>

src/widgets/dialogs/dialogs.pri

@@ -8,7 +8,6 @@ HEADERS += \
 	dialogs/qfontdialog_p.h \
 	dialogs/qinputdialog.h \
 	dialogs/qmessagebox.h \
-	dialogs/qprogressdialog.h \
         dialogs/qfilesystemmodel.h \
         dialogs/qfilesystemmodel_p.h \
         dialogs/qfileinfogatherer_p.h \
@@ -26,7 +25,6 @@ SOURCES += \
 	dialogs/qfontdialog.cpp \
 	dialogs/qinputdialog.cpp \
 	dialogs/qmessagebox.cpp \
-	dialogs/qprogressdialog.cpp \
         dialogs/qfilesystemmodel.cpp \
         dialogs/qfileinfogatherer.cpp \
 	dialogs/qwizard.cpp \
@@ -53,4 +51,9 @@ qtConfig(filedialog) {
     FORMS += dialogs/qfiledialog.ui
 }
 
+qtConfig(progressdialog) {
+    HEADERS += dialogs/qprogressdialog.h
+    SOURCES += dialogs/qprogressdialog.cpp
+}
+
 RESOURCES += dialogs/qmessagebox.qrc

src/widgets/dialogs/qprogressdialog.cpp

@@ -39,8 +39,6 @@
 
 #include "qprogressdialog.h"
 
-#ifndef QT_NO_PROGRESSDIALOG
-
 #include "qshortcut.h"
 #include "qpainter.h"
 #include "qdrawutil.h"
@@ -886,5 +884,3 @@ void QProgressDialog::open(QObject *receiver, const char *member)
 QT_END_NAMESPACE
 
 #include "moc_qprogressdialog.cpp"
-
-#endif // QT_NO_PROGRESSDIALOG

src/widgets/dialogs/qprogressdialog.h

@@ -42,12 +42,11 @@
 
 #include <QtWidgets/qtwidgetsglobal.h>
 
-#ifndef QT_NO_PROGRESSDIALOG
-
 #include <QtWidgets/qdialog.h>
 
-QT_BEGIN_NAMESPACE
+QT_REQUIRE_CONFIG(progressdialog);
 
+QT_BEGIN_NAMESPACE
 
 class QPushButton;
 class QLabel;
@@ -130,6 +129,4 @@ private:
 
 QT_END_NAMESPACE
 
-#endif // QT_NO_PROGRESSDIALOG
-
 #endif // QPROGRESSDIALOG_H