Xi: Drop unused parameters from DeliverTouchEmulatedEvent

The parameters client and mask are set within the function, but
otherwise unused, so there's no reason to pass them in the first place.
Since this is a static function, ABI remains unaffected.

Signed-off-by: Aggelos Tselios <aggelostselios777@gmail.com>

Xi/exevents.c

@@ -1443,8 +1443,7 @@ RetrieveTouchDeliveryData(DeviceIntPtr dev, TouchPointInfoPtr ti,
 static int
 DeliverTouchEmulatedEvent(DeviceIntPtr dev, TouchPointInfoPtr ti,
                           InternalEvent *ev, TouchListener * listener,
-                          ClientPtr client, WindowPtr win, GrabPtr grab,
-                          XI2Mask *xi2mask)
+                          WindowPtr win, GrabPtr grab)
 {
     InternalEvent motion, button;
     InternalEvent *ptrev = &motion;
@@ -1454,11 +1453,7 @@ DeliverTouchEmulatedEvent(DeviceIntPtr dev, TouchPointInfoPtr ti,
     /* There may be a pointer grab on the device */
     if (!grab) {
         grab = dev->deviceGrab.grab;
-        if (grab) {
-            win = grab->window;
-            xi2mask = grab->xi2mask;
-            client = dixClientForGrab(grab);
-        }
+        if (grab) win = grab->window;
     }
 
     /* We don't deliver pointer events to non-owners */
@@ -1590,8 +1585,7 @@ DeliverEmulatedMotionEvent(DeviceIntPtr dev, TouchPointInfoPtr ti,
                                        &mask))
             return;
 
-        DeliverTouchEmulatedEvent(dev, ti, &motion, &ti->listeners[0], client,
-                                  win, grab, mask);
+        DeliverTouchEmulatedEvent(dev, ti, &motion, &ti->listeners[0], win, grab);
     }
     else {
         InternalEvent button;
@@ -2032,8 +2026,7 @@ DeliverTouchBeginEvent(DeviceIntPtr dev, TouchPointInfoPtr ti,
 
     if (listener->type == TOUCH_LISTENER_POINTER_REGULAR ||
         listener->type == TOUCH_LISTENER_POINTER_GRAB) {
-        rc = DeliverTouchEmulatedEvent(dev, ti, ev, listener, client, win,
-                                       grab, xi2mask);
+        rc = DeliverTouchEmulatedEvent(dev, ti, ev, listener, win, grab);
         if (rc == Success) {
             listener->state = TOUCH_LISTENER_IS_OWNER;
             /* async grabs cannot replay, so automatically accept this touch */
@@ -2086,8 +2079,7 @@ DeliverTouchEndEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, InternalEvent *ev,
          * This is part two of the hack in DeactivatePointerGrab
          */
         if (listener->state != TOUCH_LISTENER_HAS_END) {
-            rc = DeliverTouchEmulatedEvent(dev, ti, ev, listener, client, win,
-                                           grab, xi2mask);
+            rc = DeliverTouchEmulatedEvent(dev, ti, ev, listener, win, grab);
 
              /* Once we send a TouchEnd to a legacy listener, we're already well
               * past the accepting/rejecting stage (can only happen on
@@ -2165,8 +2157,7 @@ DeliverTouchEvent(DeviceIntPtr dev, TouchPointInfoPtr ti, InternalEvent *ev,
     else if (ev->any.type == ET_TouchUpdate) {
         if (listener->type == TOUCH_LISTENER_POINTER_REGULAR ||
             listener->type == TOUCH_LISTENER_POINTER_GRAB)
-            DeliverTouchEmulatedEvent(dev, ti, ev, listener, client, win, grab,
-                                      xi2mask);
+            DeliverTouchEmulatedEvent(dev, ti, ev, listener, win, grab);
         else if (TouchResourceIsOwner(ti, listener->listener) ||
                  has_ownershipmask)
             rc = DeliverOneTouchEvent(client, dev, ti, grab, win, ev);