qcacld-3.0: Remove lim_handle_ndp_event_message()

Change I5828002d2363e01f63b0a643a0c59abd52bc4f19 ("qcacld-3.0:
NAN datapath cleanup") removed all code that called
lim_handle_ndp_event_message(), but inexplicably left behind an
inline stub function. Since the stub is unused, remove it.

Change-Id: I283c5e4ad8f285fc0452d8efbdc77960e420cf0b
CRs-Fixed: 2374292

core/mac/src/pe/nan/nan_datapath.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -147,11 +147,5 @@ static inline void lim_ndp_add_sta_rsp(struct mac_context *mac_ctx,
 
 #endif /* WLAN_FEATURE_NAN_DATAPATH || WLAN_FEATURE_NAN_CONVERGENCE */
 
-static inline QDF_STATUS lim_handle_ndp_event_message(struct mac_context *mac_ctx,
-						      struct scheduler_msg *msg)
-{
-	return QDF_STATUS_SUCCESS;
-}
-
 #endif /* __MAC_NAN_DATAPATH_H */