Darwin: Renamed DarwinModeBlah to QuartzBlah

(cherry picked from commit 08ebf86d379b1ddfb08df65d29aea5df66de4327)

hw/xquartz/darwinEvents.c

@@ -43,6 +43,7 @@ in this Software without prior written authorization from The Open Group.
 #include   "mipointer.h"
 
 #include "darwin.h"
+#include "quartz.h"
 #include "darwinKeyboard.h"
 
 #include <sys/types.h>
@@ -361,7 +362,7 @@ void ProcessInputEvents(void) {
 				// fall through
             default:
                 // Check for mode specific event
-                DarwinModeProcessEvent(&xe);
+                QuartzProcessEvent(&xe);
             }
         }
     }