Cocoa: Fix compile when using QT_NO_TABLETEVENT

Change-Id: I76f08d747009a5bf2c0e8004c3443e16e83b6a7d
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>

src/plugins/platforms/cocoa/qnsview.h

@@ -133,9 +133,11 @@ Q_FORWARD_DECLARE_OBJC_CLASS(QT_MANGLE_NAMESPACE(QNSViewMouseMoveHelper));
 - (void)otherMouseUp:(NSEvent *)theEvent;
 - (void)handleFrameStrutMouseEvent:(NSEvent *)theEvent;
 
+#ifndef QT_NO_TABLETEVENT
 - (bool)handleTabletEvent: (NSEvent *)theEvent;
 - (void)tabletPoint: (NSEvent *)theEvent;
 - (void)tabletProximity: (NSEvent *)theEvent;
+#endif
 
 - (int) convertKeyCode : (QChar)keyCode;
 + (Qt::KeyboardModifiers) convertKeyModifiers : (ulong)modifierFlags;

src/plugins/platforms/cocoa/qnsview.mm

@@ -644,10 +644,12 @@ static bool _q_dontOverrideCtrlLMB = false;
     if (!m_platformWindow)
         return;
 
+#ifndef QT_NO_TABLETEVENT
     // Tablet events may come in via the mouse event handlers,
     // check if this is a valid tablet event first.
     if ([self handleTabletEvent: theEvent])
         return;
+#endif
 
     QPointF qtWindowPoint;
     QPointF qtScreenPoint;
@@ -1041,6 +1043,7 @@ static bool _q_dontOverrideCtrlLMB = false;
     m_platformWindow->m_enterLeaveTargetWindow = 0;
 }
 
+#ifndef QT_NO_TABLETEVENT
 struct QCocoaTabletDeviceData
 {
     QTabletEvent::TabletDevice device;
@@ -1211,6 +1214,7 @@ static QTabletEvent::TabletDevice wacomTabletDevice(NSEvent *theEvent)
         QWindowSystemInterface::handleTabletLeaveProximityEvent(timestamp, deviceData.device, deviceData.pointerType, deviceData.uid);
     }
 }
+#endif
 
 - (bool)shouldSendSingleTouch
 {