[POWERPC] Unexport mac_hid_mouse_emulate_buttons

This patch removes the unused
EXPORT_SYMBOL(mac_hid_mouse_emulate_buttons).
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>

drivers/macintosh/mac_hid.c

@@ -102,8 +102,6 @@ int mac_hid_mouse_emulate_buttons(int caller, unsigned int keycode, int down)
 	return 0;
 }
 
-EXPORT_SYMBOL(mac_hid_mouse_emulate_buttons);
-
 static int emumousebtn_input_register(void)
 {
 	int ret;