Remove unused SessionHolder

[kghost]

Problem

Remove unused code

Change overview

Remove unused code

Testing

Passed tests.

[github-actions]

PR #17882: Size comparison from b292ec6 to 5fbf604

Decreases (3 builds for linux)

platform	target	config	section	b292ec6	5fbf604	change	% change
linux	chip-tool	debug	(read only)	8850245	8850213	-32	-0.0
			.text	7125013	7124981	-32	-0.0
	chip-tool-no-interactive-ipv6only	arm64	(read only)	8692404	8692388	-16	-0.0
			.text	6865332	6865316	-16	-0.0
	tv-app	debug	(read only)	2842769	2842737	-32	-0.0
			.text	2444034	2444002	-32	-0.0

Full report (34 builds for cc13x2_26x2, cyw30739, efr32, esp32, k32w, linux, mbed, nrfconnect, p6, telink)

platform	target	config	section	b292ec6	5fbf604	change	% change
cc13x2_26x2	all-clusters-app	LP_CC2652R7	(read only)	687979	687979	0	0.0
			(read/write)	164268	164268	0	0.0
			.bss	75228	75228	0	0.0
			.data	3396	3396	0	0.0
			.rodata	101507	101507	0	0.0
			.text	585992	585992	0	0.0
	lock-ftd	LP_CC2652R7	(read only)	688795	688795	0	0.0
			(read/write)	154756	154756	0	0.0
			.bss	73588	73588	0	0.0
			.data	3220	3220	0	0.0
			.rodata	103171	103171	0	0.0
			.text	585140	585140	0	0.0
	lock-mtd	LP_CC2652R7	(read only)	637539	637539	0	0.0
			(read/write)	146388	146388	0	0.0
			.bss	69308	69308	0	0.0
			.data	3220	3220	0	0.0
			.rodata	103051	103051	0	0.0
			.text	533996	533996	0	0.0
	pump-app	LP_CC2652R7	(read only)	661559	661559	0	0.0
			(read/write)	183192	183192	0	0.0
			.bss	73764	73764	0	0.0
			.data	3252	3252	0	0.0
			.rodata	80351	80351	0	0.0
			.text	580728	580728	0	0.0
	pump-controller-app	LP_CC2652R7	(read only)	654511	654511	0	0.0
			(read/write)	190032	190032	0	0.0
			.bss	73812	73812	0	0.0
			.data	3216	3216	0	0.0
			.rodata	83383	83383	0	0.0
			.text	570648	570648	0	0.0
cyw30739	light	cyw930739m2evb_01	(read/write)	626774	626774	0	0.0
			.app_xip_area	529324	529324	0	0.0
			.bss	80108	80108	0	0.0
			.data	692	692	0	0.0
			.rodata	0	0	0	0.0
			.text	0	0	0	0.0
	lock	cyw930739m2evb_01	(read/write)	621374	621374	0	0.0
			.app_xip_area	525396	525396	0	0.0
			.bss	78668	78668	0	0.0
			.data	656	656	0	0.0
			.rodata	0	0	0	0.0
			.text	0	0	0	0.0
	ota-requestor-no-progress-logging	cyw930739m2evb_01	(read/write)	574482	574482	0	0.0
			.app_xip_area	468860	468860	0	0.0
			.bss	88016	88016	0	0.0
			.data	568	568	0	0.0
			.rodata	0	0	0	0.0
			.text	112	112	0	0.0
efr32	lighting-app	BRD4161A	(read only)	907744	907744	0	0.0
			(read/write)	135112	135112	0	0.0
			.bss	133064	133064	0	0.0
			.data	2044	2044	0	0.0
			.text	907736	907736	0	0.0
		BRD4161A+rpc	(read only)	942112	942112	0	0.0
			(read/write)	151792	151792	0	0.0
			.bss	149544	149544	0	0.0
			.data	2248	2248	0	0.0
			.text	942104	942104	0	0.0
		BRD4161A+rs911x	(read only)	746060	746060	0	0.0
			(read/write)	129344	129344	0	0.0
			.bss	127372	127372	0	0.0
			.data	1972	1972	0	0.0
			.text	746052	746052	0	0.0
	lock-app	BRD4161A+wf200	(read only)	908716	908716	0	0.0
			(read/write)	126300	126300	0	0.0
			.bss	124380	124380	0	0.0
			.data	1920	1920	0	0.0
			.text	908708	908708	0	0.0
	window-app	BRD4161A	(read only)	844952	844952	0	0.0
			(read/write)	133200	133200	0	0.0
			.bss	131240	131240	0	0.0
			.data	1956	1956	0	0.0
			.text	844944	844944	0	0.0
esp32	all-clusters-app	c3devkit	(read only)	999188	999188	0	0.0
			(read/write)	1473778	1473778	0	0.0
			.dram0.bss	68360	68360	0	0.0
			.dram0.data	14428	14428	0	0.0
			.flash.rodata	206536	206536	0	0.0
			.flash.text	999188	999188	0	0.0
			.iram0.text	62020	62020	0	0.0
		m5stack	(read only)	1054623	1054623	0	0.0
			(read/write)	476200	476200	0	0.0
			.dram0.bss	73880	73880	0	0.0
			.dram0.data	34168	34168	0	0.0
			.flash.rodata	236316	236316	0	0.0
			.flash.text	1049239	1049239	0	0.0
			.iram0.text	123107	123107	0	0.0
k32w	light	k32w061+release	(read/write)	688756	688756	0	0.0
			.bss	81312	81312	0	0.0
			.data	2000	2000	0	0.0
			.text	599644	599644	0	0.0
	lock	k32w061+release	(read/write)	729568	729568	0	0.0
			.bss	81720	81720	0	0.0
			.data	1960	1960	0	0.0
			.text	640088	640088	0	0.0
linux	all-clusters-app	debug	(read only)	2732633	2732633	0	0.0
			(read/write)	172976	172976	0	0.0
			.bss	83328	83328	0	0.0
			.data	1984	1984	0	0.0
			.data.rel.ro	81560	81560	0	0.0
			.dynamic	608	608	0	0.0
			.got	4464	4464	0	0.0
			.init	27	27	0	0.0
			.init_array	1000	1000	0	0.0
			.rodata	234501	234501	0	0.0
			.text	2323554	2323554	0	0.0
	bridge-app	debug+rpc	(read only)	1889785	1889785	0	0.0
			(read/write)	120336	120336	0	0.0
			.bss	71328	71328	0	0.0
			.data	3424	3424	0	0.0
			.data.rel.ro	40248	40248	0	0.0
			.dynamic	592	592	0	0.0
			.got	4032	4032	0	0.0
			.init	27	27	0	0.0
			.init_array	680	680	0	0.0
			.rodata	160001	160001	0	0.0
			.text	1607410	1607410	0	0.0
	chip-tool	debug	(read only)	8850245	8850213	-32	-0.0
			(read/write)	550480	550480	0	0.0
			.bss	22592	22592	0	0.0
			.data	1136	1136	0	0.0
			.data.rel.ro	520504	520504	0	0.0
			.dynamic	624	624	0	0.0
			.got	4952	4952	0	0.0
			.init	27	27	0	0.0
			.init_array	648	648	0	0.0
			.rodata	462517	462517	0	0.0
			.text	7125013	7124981	-32	-0.0
	chip-tool-no-interactive-ipv6only	arm64	(read only)	8692404	8692388	-16	-0.0
			(read/write)	616321	616321	0	0.0
			.bss	40897	40897	0	0.0
			.data	1192	1192	0	0.0
			.data.rel.ro	555664	555664	0	0.0
			.dynamic	560	560	0	0.0
			.got	14744	14744	0	0.0
			.init	24	24	0	0.0
			.init_array	184	184	0	0.0
			.rodata	429764	429764	0	0.0
			.text	6865332	6865316	-16	-0.0
	lighting-app	debug+rpc	(read only)	2324161	2324161	0	0.0
			(read/write)	151288	151288	0	0.0
			.bss	73376	73376	0	0.0
			.data	1984	1984	0	0.0
			.data.rel.ro	70184	70184	0	0.0
			.dynamic	608	608	0	0.0
			.got	4320	4320	0	0.0
			.init	27	27	0	0.0
			.init_array	784	784	0	0.0
			.rodata	184137	184137	0	0.0
			.text	1973794	1973794	0	0.0
	lock-app	debug	(read only)	2205193	2205193	0	0.0
			(read/write)	145640	145640	0	0.0
			.bss	71968	71968	0	0.0
			.data	1504	1504	0	0.0
			.data.rel.ro	66520	66520	0	0.0
			.dynamic	592	592	0	0.0
			.got	4312	4312	0	0.0
			.init	27	27	0	0.0
			.init_array	736	736	0	0.0
			.rodata	192561	192561	0	0.0
			.text	1853042	1853042	0	0.0
	ota-provider-app	debug	(read only)	2058697	2058697	0	0.0
			(read/write)	138920	138920	0	0.0
			.bss	71392	71392	0	0.0
			.data	1672	1672	0	0.0
			.data.rel.ro	60072	60072	0	0.0
			.dynamic	608	608	0	0.0
			.got	4480	4480	0	0.0
			.init	27	27	0	0.0
			.init_array	640	640	0	0.0
			.rodata	174619	174619	0	0.0
			.text	1726978	1726978	0	0.0
	ota-requestor-app	debug	(read only)	2089817	2089817	0	0.0
			(read/write)	141728	141728	0	0.0
			.bss	72032	72032	0	0.0
			.data	1928	1928	0	0.0
			.data.rel.ro	62136	62136	0	0.0
			.dynamic	592	592	0	0.0
			.got	4320	4320	0	0.0
			.init	27	27	0	0.0
			.init_array	664	664	0	0.0
			.rodata	170892	170892	0	0.0
			.text	1760338	1760338	0	0.0
	shell	debug	(read only)	2557777	2557777	0	0.0
			(read/write)	197000	197000	0	0.0
			.bss	114056	114056	0	0.0
			.data	1360	1360	0	0.0
			.data.rel.ro	75856	75856	0	0.0
			.dynamic	592	592	0	0.0
			.got	4184	4184	0	0.0
			.init	27	27	0	0.0
			.init_array	920	920	0	0.0
			.rodata	216274	216274	0	0.0
			.text	2180002	2180002	0	0.0
	thermostat-no-ble	arm64	(read only)	2366924	2366924	0	0.0
			(read/write)	174513	174513	0	0.0
			.bss	86257	86257	0	0.0
			.data	1488	1488	0	0.0
			.data.rel.ro	79000	79000	0	0.0
			.dynamic	560	560	0	0.0
			.got	4736	4736	0	0.0
			.init	24	24	0	0.0
			.init_array	368	368	0	0.0
			.rodata	145980	145980	0	0.0
			.text	1991888	1991888	0	0.0
	tv-app	debug	(read only)	2842769	2842737	-32	-0.0
			(read/write)	276568	276568	0	0.0
			.bss	189272	189272	0	0.0
			.data	4640	4640	0	0.0
			.data.rel.ro	76432	76432	0	0.0
			.dynamic	592	592	0	0.0
			.got	4696	4696	0	0.0
			.init	27	27	0	0.0
			.init_array	920	920	0	0.0
			.rodata	216683	216683	0	0.0
			.text	2444034	2444002	-32	-0.0
mbed	lock-app	CY8CPROTO_062_4343W+release	(read only)	6224	6224	0	0.0
			(read/write)	2411276	2411276	0	0.0
			.bss	205860	205860	0	0.0
			.data	5848	5848	0	0.0
			.text	1373876	1373876	0	0.0
nrfconnect	all-clusters-app	nrf52840dk_nrf52840	(read/write)	1179303	1179303	0	0.0
			bss	141992	141992	0	0.0
			rodata	150104	150104	0	0.0
			text	808516	808516	0	0.0
p6	all-clusters-app	default	(read/write)	2526824	2526824	0	0.0
			.bss	139248	139248	0	0.0
			.data	2784	2784	0	0.0
			.text	1485088	1485088	0	0.0
	light-app	default	(read/write)	2418752	2418752	0	0.0
			.bss	132720	132720	0	0.0
			.data	2584	2584	0	0.0
			.text	1377016	1377016	0	0.0
	lock-app	default	(read/write)	2422832	2422832	0	0.0
			.bss	132520	132520	0	0.0
			.data	2544	2544	0	0.0
			.text	1381096	1381096	0	0.0
telink	lighting-app	tlsr9518adk80d	(read/write)	807560	807560	0	0.0
			bss	75424	75424	0	0.0
			noinit	40416	40416	0	0.0
			text	571296	571296	0	0.0