qcacmn: Remove redundant DFS APIs

Remove the redundant DFS APIs dfs_mlme_get_dfs_channels_for_freq and
dfs_nol_timeout.

Change-Id: I9c93c27c3d575228a2e8102660b395beb040dcce

umac/dfs/dispatcher/inc/wlan_dfs_mlme_api.h

@@ -94,13 +94,6 @@ void dfs_mlme_proc_cac(struct wlan_objmgr_pdev *pdev, uint32_t vdev_id);
  */
 void dfs_mlme_deliver_event_up_after_cac(struct wlan_objmgr_pdev *pdev);
 
-/**
- * dfs_mlme_get_dfs_ch_nchans() - Get number of channels in the channel list
- * @pdev: Pointer to DFS pdev object.
- * @nchans: Pointer to save the channel number.
- */
-void dfs_mlme_get_dfs_ch_nchans(struct wlan_objmgr_pdev *pdev, int *nchans);
-
 /**
  * dfs_mlme_get_extchan() - Get extension channel.
  * @pdev: Pointer to DFS pdev object.

umac/dfs/dispatcher/inc/wlan_dfs_ucfg_api.h

@@ -39,8 +39,6 @@
  * @mlme_proc_cac:                     Process the CAC completion event.
  * @mlme_deliver_event_up_after_cac:   Send a CAC timeout, VAP up event to user
  *                                     space
- * @mlme_get_dfs_ch_nchans:            Get number of channels in the channel
- *                                     list.
  * @mlme_set_no_chans_available:       Sets no_chans_available flag.
  * @mlme_ieee2mhz:                     Gets Channel freq from ieee number.
  * @mlme_find_dot11_channel:           Find dot11 channel.
@@ -102,8 +100,6 @@ struct dfs_to_mlme {
 	QDF_STATUS (*mlme_proc_cac)(struct wlan_objmgr_pdev *pdev);
 	QDF_STATUS (*mlme_deliver_event_up_after_cac)(
 			struct wlan_objmgr_pdev *pdev);
-	QDF_STATUS (*mlme_get_dfs_ch_nchans)(struct wlan_objmgr_pdev *pdev,
-			int *nchans);
 #ifdef CONFIG_CHAN_FREQ_API
 	QDF_STATUS (*mlme_get_extchan_for_freq)(struct wlan_objmgr_pdev *pdev,
 						uint16_t *dfs_ch_freq,