usb: exchange vconf key for the usb mode 04/81404/1 accepted/tizen_3.0.m2_mobile accepted/tizen_3.0.m2_tv accepted/tizen_3.0.m2_wearable accepted/tizen_3.0_common accepted/tizen_3.0_ivi accepted/tizen_3.0_mobile accepted/tizen_3.0_tv accepted/tizen_3.0_wearable accepted/tizen_common accepted/tizen_ivi accepted/tizen_mobile accepted/tizen_tv accepted/tizen_wearable tizen_3.0 tizen_3.0.m2 tizen_3.0_tv accepted/tizen/3.0.m2/mobile/20170104.125435 accepted/tizen/3.0.m2/tv/20170104.125528 accepted/tizen/3.0.m2/wearable/20170104.125901 accepted/tizen/3.0/common/20161114.105655 accepted/tizen/3.0/ivi/20161011.043910 accepted/tizen/3.0/mobile/20161015.032854 accepted/tizen/3.0/tv/20161016.004214 accepted/tizen/3.0/wearable/20161015.082031 accepted/tizen/4.0/unified/20170816.012041 accepted/tizen/4.0/unified/20170828.223621 accepted/tizen/common/20160805.130406 accepted/tizen/ivi/20160809.011405 accepted/tizen/mobile/20160809.011316 accepted/tizen/tv/20160809.011331 accepted/tizen/unified/20170309.032749 accepted/tizen/wearable/20160809.011349 submit/tizen/20160805.110834 submit/tizen/20160808.001357 submit/tizen_3.0.m2/20170104.093750 submit/tizen_3.0_common/20161104.104000 submit/tizen_3.0_ivi/20161010.000001 submit/tizen_3.0_mobile/20161015.000001 submit/tizen_3.0_tv/20161015.000001 submit/tizen_3.0_wearable/20161015.000001 submit/tizen_4.0/20170811.094300 submit/tizen_4.0/20170828.100003 submit/tizen_unified/20170308.100406 tizen_4.0.IoT.p1_release tizen_4.0.m1_release