trace-events: Drop orphaned monitor trace event

Event monitor_protocol_event is unused since commit 75175173.  Drop it.
Signed-off-by: NMarkus Armbruster <armbru@redhat.com>
Message-id: 1411476811-24251-4-git-send-email-armbru@redhat.com
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>

trace-events

@@ -983,7 +983,6 @@ esp_pci_sbac_write(uint32_t reg, uint32_t val) "sbac: 0x%8.8x -> 0x%8.8x"
 # monitor.c
 handle_qmp_command(void *mon, const char *cmd_name) "mon %p cmd_name \"%s\""
 monitor_protocol_emitter(void *mon) "mon %p"
-monitor_protocol_event(uint32_t event, const char *evname, void *data) "event=%d name \"%s\" data %p"
 monitor_protocol_event_handler(uint32_t event, void *data, uint64_t last, uint64_t now) "event=%d data=%p last=%" PRId64 " now=%" PRId64
 monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p"
 monitor_protocol_event_queue(uint32_t event, void *data, uint64_t rate, uint64_t last, uint64_t now) "event=%d data=%p rate=%" PRId64 " last=%" PRId64 " now=%" PRId64