Add QOperatingSystemVersion support for macOS Big Sur

Pick-to: 5.15
Pick-to: 5.12

Change-Id: Ide57f675b20b08210f301da5177df45d008423c4
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>

1 files changed, 0 insertions, 29 deletions

diff --git a/src/plugins/platforms/cocoa/qcocoahelpers.h b/src/plugins/platforms/cocoa/qcocoahelpers.h
index 1ef62e1323..d85db6d9e1 100644
--- a/src/plugins/platforms/cocoa/qcocoahelpers.h
+++ b/src/plugins/platforms/cocoa/qcocoahelpers.h
@@ -52,7 +52,6 @@
 //
 
 #include <private/qguiapplication_p.h>
-#include <QtCore/qoperatingsystemversion.h>
 #include <QtCore/qloggingcategory.h>
 #include <QtGui/qpalette.h>
 #include <QtGui/qscreen.h>
@@ -191,34 +190,6 @@ struct backwards_t {
 template<class R>
 constexpr backwards_t<R> backwards(R&& r) { return {std::forward<R>(r)}; }
 
-// -------------------------------------------------------------------------
-
-#if QT_POINTER_SIZE == 4
-#error "32-bit builds are not supported"
-#endif
-
-class QMacVersion
-{
-public:
-    enum VersionTarget {
-        ApplicationBinary,
-        QtLibraries
-    };
-
-    static QOperatingSystemVersion buildSDK(VersionTarget target = ApplicationBinary);
-    static QOperatingSystemVersion deploymentTarget(VersionTarget target = ApplicationBinary);
-    static QOperatingSystemVersion currentRuntime();
-
-private:
-    QMacVersion() = default;
-    using VersionTuple = QPair<QOperatingSystemVersion, QOperatingSystemVersion>;
-    static VersionTuple versionsForImage(const mach_header *machHeader);
-    static VersionTuple applicationVersion();
-    static VersionTuple libraryVersion();
-};
-
-// -------------------------------------------------------------------------
-
 QT_END_NAMESPACE
 
 // @compatibility_alias doesn't work with protocols