Acces control profile hole

here the ui_conf file :

{
	"plugins": {
		"topBarContainer": {
			"plugin": true
		},
		"controlBarContainer": {
			"plugin": true
		},
		"scrubber": {
			"plugin": true
		},
		"largePlayBtn": {
			"plugin": true
		},
		"playHead": {
			"plugin": true
		},
		"playPauseBtn": {
			"plugin": true
		},
		"volumeControl": {
			"showSlider": true,
			"layout": "horizontal",
			"pinVolumeBar": false,
			"accessibleControls": false,
			"accessibleVolumeChange": 0.1,
			"plugin": true
		},
		"durationLabel": {
			"plugin": true
		},
		"currentTimeLabel": {
			"plugin": true
		},
		"keyboardShortcuts": {
			"volumePercentChange": "0.1",
			"shortSeekTime": "5",
			"longSeekTime": "10",
			"volumeUpKey": "38",
			"volumeDownKey": "40",
			"togglePlaybackKey": "32",
			"shortSeekBackKey": "37",
			"shortSeekForwardKey": "39",
			"openFullscreenKey": "70",
			"closeFullscreenkey": "27",
			"gotoBeginingKey": "36",
			"gotoEndKey": "35",
			"longSeekForwardKey": "ctrl+39",
			"longSeekBackKey": "ctrl+37",
			"percentageSeekKeys": "49,50,51,52,53,54,55,56,57",
			"plugin": true
		},
		"liveCore": {
			"plugin": true
		},
		"liveStatus": {
			"plugin": true
		},
		"liveBackBtn": {
			"plugin": true
		},
		"fullScreenBtn": {
			"plugin": true
		},
		"logo": {
			"href": "http://xxxx.fr",
			"title": "XXXX",
			"plugin": true,
			"img": "http://xxxx.fr/images/xxxx-Watermark.png"
		},
		"statistics": {
			"plugin": true
		},
		"sourceSelector": {
			"switchOnResize": false,
			"simpleFormat": true,
			"displayMode": "sizebitrate",
			"plugin": true
		},
		"googleAnalytics": {
			"plugin": true,
			"urchinCode": "UA-XXXXXX"
		}
	},
	"uiVars": [
		{
			"key": "autoPlay",
			"value": false,
			"overrideFlashvar": false
		},
		{
			"key": "autoMute",
			"value": false,
			"overrideFlashvar": false
		},
		{
			"key": "enableTooltips",
			"value": true,
			"overrideFlashvar": false
		},
		{
			"key": "adsOnReplay",
			"value": true,
			"overrideFlashvar": false
		}
	],
	"layout": {
		"skin": "kdark"
	}
}

We'd check for tags in the video and the player, we didn't find them. Where must we look for ?
We have 28 mwEmbedLoader.php files, how to know which one is in use ?