winex11.drv: Assign to structs instead of using memcpy.

dlls/winex11.drv/clipboard.c

@@ -2900,7 +2900,7 @@ static Atom X11DRV_SelectionRequest_MULTIPLE( HWND hWnd, XSelectionRequestEvent
                 }
 
                 /* Set up an XSelectionRequestEvent for this (target,property) pair */
-                memcpy( &event, pevent, sizeof(XSelectionRequestEvent) );
+                event = *pevent;
                 event.target = targetPropList[i];
                 event.property = targetPropList[i+1];
 

dlls/winex11.drv/wintab.c

@@ -984,7 +984,7 @@ int X11DRV_AttachEventQueueToTablet(HWND hOwner)
  */
 int X11DRV_GetCurrentPacket(LPWTPACKET packet)
 {
-    memcpy(packet,&gMsgPacket,sizeof(WTPACKET));
+    *packet = gMsgPacket;
     return 1;
 }
 

dlls/winex11.drv/xrender.c

@@ -806,7 +806,7 @@ static BOOL UploadGlyph(X11DRV_PDEVICE *physDev, int glyph, AA_Type format)
         formatEntry->bitmaps[glyph] = buf;
     }
 
-    memcpy(&formatEntry->gis[glyph], &gi, sizeof(gi));
+    formatEntry->gis[glyph] = gi;
 
     return TRUE;
 }