qcacld-3.0: Remove mgmtFrameSessionId from tAniSirLim

Field mgmtFrameSessionId in tAniSirLim is initialized but is otherwise
never referenced. Since the field is unused, remove it.

Change-Id: I27239cbe92d9b1de32fe003cd977e2c8ccc18017
CRs-Fixed: 2371202

core/mac/inc/ani_global.h

@@ -688,7 +688,6 @@ typedef struct sAniSirLim {
 	tSirRemainOnChnReq *gpLimRemainOnChanReq;       /* hold remain on chan request in this buf */
 	qdf_mutex_t lim_frame_register_lock;
 	qdf_list_t gLimMgmtFrameRegistratinQueue;
-	uint32_t mgmtFrameSessionId;
 	uint32_t tdls_frm_session_id;
 
 	struct pe_session *pe_session;

core/mac/src/pe/lim/lim_api.c

@@ -410,7 +410,6 @@ QDF_STATUS lim_initialize(struct mac_context *mac)
 {
 	QDF_STATUS status = QDF_STATUS_SUCCESS;
 
-	mac->lim.mgmtFrameSessionId = NO_SESSION;
 	mac->lim.tdls_frm_session_id = NO_SESSION;
 	mac->lim.deferredMsgCnt = 0;
 	mac->lim.retry_packet_cnt = 0;