Fixed slot selection in HMAC class to ensure that we are using softtoken instead of TPM slots.
Fixed slot selection in HMAC class to ensure that we are using softtoken instead of TPM slots.

BUG=chromium-os:21633
TEST=make sure that user signin works properly on Alex - we should not show Gaia signin screen on second login after system resote
Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=106881
Review URL: http://codereview.chromium.org/8373022

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@106882 0039d316-1c4b-4281-b951-d872f2087c98

Chilledheart/chromium,mogoweb/chromium-crosswalk,markYoungH/chromium.src,hgl888/chromium-crosswalk,littlstar/chromium.src,hgl888/chromium-crosswalk-efl,nacl-webkit/chrome_deps,jaruba/chromium.src,pozdnyakov/chromium-crosswalk,PeterWangIntel/chromium-crosswalk,markYoungH/chromium.src,ChromiumWebApps/chromium,junmin-zhu/chromium-rivertrail,robclark/chromium,jaruba/chromium.src,hujiajie/pa-chromium,nacl-webkit/chrome_deps,dushu1203/chromium.src,hgl888/chromium-crosswalk-efl,hujiajie/pa-chromium,pozdnyakov/chromium-crosswalk,krieger-od/nwjs_chromium.src,timopulkkinen/BubbleFish,zcbenz/cefode-chromium,bright-sparks/chromium-spacewalk,axinging/chromium-crosswalk,dushu1203/chromium.src,M4sse/chromium.src,dushu1203/chromium.src,M4sse/chromium.src,Jonekee/chromium.src,nacl-webkit/chrome_deps,fujunwei/chromium-crosswalk,keishi/chromium,Just-D/chromium-1,Pluto-tv/chromium-crosswalk,markYoungH/chromium.src,hgl888/chromium-crosswalk,robclark/chromium,rogerwang/chromium,Chilledheart/chromium,littlstar/chromium.src,ltilve/chromium,zcbenz/cefode-chromium,Fireblend/chromium-crosswalk,markYoungH/chromium.src,TheTypoMaster/chromium-crosswalk,zcbenz/cefode-chromium,mogoweb/chromium-crosswalk,PeterWangIntel/chromium-crosswalk,anirudhSK/chromium,Fireblend/chromium-crosswalk,timopulkkinen/BubbleFish,ChromiumWebApps/chromium,hgl888/chromium-crosswalk-efl,mogoweb/chromium-crosswalk,hujiajie/pa-chromium,littlstar/chromium.src,ltilve/chromium,rogerwang/chromium,ChromiumWebApps/chromium,hgl888/chromium-crosswalk-efl,ltilve/chromium,TheTypoMaster/chromium-crosswalk,robclark/chromium,mohamed--abdel-maksoud/chromium.src,ltilve/chromium,Jonekee/chromium.src,Just-D/chromium-1,ondra-novak/chromium.src,crosswalk-project/chromium-crosswalk-efl,krieger-od/nwjs_chromium.src,nacl-webkit/chrome_deps,Fireblend/chromium-crosswalk,Pluto-tv/chromium-crosswalk,timopulkkinen/BubbleFish,mohamed--abdel-maksoud/chromium.src,hgl888/chromium-crosswalk,pozdnyakov/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,bright-sparks/chromium-spacewalk,hgl888/chromium-crosswalk-efl,Just-D/chromium-1,Pluto-tv/chromium-crosswalk,dednal/chromium.src,patrickm/chromium.src,timopulkkinen/BubbleFish,anirudhSK/chromium,Jonekee/chromium.src,mogoweb/chromium-crosswalk,rogerwang/chromium,zcbenz/cefode-chromium,hgl888/chromium-crosswalk,keishi/chromium,Jonekee/chromium.src,hujiajie/pa-chromium,hgl888/chromium-crosswalk,Just-D/chromium-1,PeterWangIntel/chromium-crosswalk,nacl-webkit/chrome_deps,chuan9/chromium-crosswalk,Chilledheart/chromium,junmin-zhu/chromium-rivertrail,anirudhSK/chromium,anirudhSK/chromium,patrickm/chromium.src,chuan9/chromium-crosswalk,crosswalk-project/chromium-crosswalk-efl,hujiajie/pa-chromium,axinging/chromium-crosswalk,TheTypoMaster/chromium-crosswalk,Pluto-tv/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,Fireblend/chromium-crosswalk,Jonekee/chromium.src,fujunwei/chromium-crosswalk,PeterWangIntel/chromium-crosswalk,dednal/chromium.src,bright-sparks/chromium-spacewalk,junmin-zhu/chromium-rivertrail,krieger-od/nwjs_chromium.src,keishi/chromium,markYoungH/chromium.src,ltilve/chromium,markYoungH/chromium.src,crosswalk-project/chromium-crosswalk-efl,chuan9/chromium-crosswalk,junmin-zhu/chromium-rivertrail,mogoweb/chromium-crosswalk,PeterWangIntel/chromium-crosswalk,TheTypoMaster/chromium-crosswalk,Fireblend/chromium-crosswalk,chuan9/chromium-crosswalk,timopulkkinen/BubbleFish,rogerwang/chromium,junmin-zhu/chromium-rivertrail,PeterWangIntel/chromium-crosswalk,hgl888/chromium-crosswalk-efl,krieger-od/nwjs_chromium.src,fujunwei/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,mogoweb/chromium-crosswalk,dushu1203/chromium.src,ondra-novak/chromium.src,dushu1203/chromium.src,Chilledheart/chromium,junmin-zhu/chromium-rivertrail,ChromiumWebApps/chromium,fujunwei/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,rogerwang/chromium,axinging/chromium-crosswalk,ChromiumWebApps/chromium,jaruba/chromium.src,bright-sparks/chromium-spacewalk,zcbenz/cefode-chromium,dushu1203/chromium.src,nacl-webkit/chrome_deps,fujunwei/chromium-crosswalk,crosswalk-project/chromium-crosswalk-efl,axinging/chromium-crosswalk,chuan9/chromium-crosswalk,Chilledheart/chromium,jaruba/chromium.src,keishi/chromium,pozdnyakov/chromium-crosswalk,zcbenz/cefode-chromium,PeterWangIntel/chromium-crosswalk,patrickm/chromium.src,anirudhSK/chromium,junmin-zhu/chromium-rivertrail,crosswalk-project/chromium-crosswalk-efl,ltilve/chromium,timopulkkinen/BubbleFish,hgl888/chromium-crosswalk,PeterWangIntel/chromium-crosswalk,nacl-webkit/chrome_deps,Pluto-tv/chromium-crosswalk,Just-D/chromium-1,krieger-od/nwjs_chromium.src,ondra-novak/chromium.src,littlstar/chromium.src,M4sse/chromium.src,krieger-od/nwjs_chromium.src,ChromiumWebApps/chromium,Pluto-tv/chromium-crosswalk,Fireblend/chromium-crosswalk,ChromiumWebApps/chromium,chuan9/chromium-crosswalk,krieger-od/nwjs_chromium.src,hgl888/chromium-crosswalk,jaruba/chromium.src,mohamed--abdel-maksoud/chromium.src,rogerwang/chromium,jaruba/chromium.src,anirudhSK/chromium,Jonekee/chromium.src,TheTypoMaster/chromium-crosswalk,anirudhSK/chromium,jaruba/chromium.src,littlstar/chromium.src,anirudhSK/chromium,timopulkkinen/BubbleFish,M4sse/chromium.src,ltilve/chromium,markYoungH/chromium.src,TheTypoMaster/chromium-crosswalk,bright-sparks/chromium-spacewalk,hgl888/chromium-crosswalk-efl,pozdnyakov/chromium-crosswalk,keishi/chromium,Chilledheart/chromium,ondra-novak/chromium.src,mohamed--abdel-maksoud/chromium.src,patrickm/chromium.src,crosswalk-project/chromium-crosswalk-efl,nacl-webkit/chrome_deps,bright-sparks/chromium-spacewalk,hgl888/chromium-crosswalk-efl,Chilledheart/chromium,ChromiumWebApps/chromium,ondra-novak/chromium.src,Just-D/chromium-1,jaruba/chromium.src,keishi/chromium,keishi/chromium,dednal/chromium.src,dushu1203/chromium.src,M4sse/chromium.src,M4sse/chromium.src,timopulkkinen/BubbleFish,keishi/chromium,dushu1203/chromium.src,ondra-novak/chromium.src,fujunwei/chromium-crosswalk,patrickm/chromium.src,Just-D/chromium-1,hujiajie/pa-chromium,axinging/chromium-crosswalk,littlstar/chromium.src,mohamed--abdel-maksoud/chromium.src,zcbenz/cefode-chromium,pozdnyakov/chromium-crosswalk,ltilve/chromium,patrickm/chromium.src,mogoweb/chromium-crosswalk,anirudhSK/chromium,ondra-novak/chromium.src,robclark/chromium,littlstar/chromium.src,keishi/chromium,krieger-od/nwjs_chromium.src,dednal/chromium.src,Jonekee/chromium.src,hujiajie/pa-chromium,Pluto-tv/chromium-crosswalk,bright-sparks/chromium-spacewalk,robclark/chromium,ChromiumWebApps/chromium,TheTypoMaster/chromium-crosswalk,pozdnyakov/chromium-crosswalk,M4sse/chromium.src,krieger-od/nwjs_chromium.src,anirudhSK/chromium,bright-sparks/chromium-spacewalk,Jonekee/chromium.src,axinging/chromium-crosswalk,M4sse/chromium.src,krieger-od/nwjs_chromium.src,M4sse/chromium.src,markYoungH/chromium.src,ltilve/chromium,pozdnyakov/chromium-crosswalk,markYoungH/chromium.src,jaruba/chromium.src,M4sse/chromium.src,pozdnyakov/chromium-crosswalk,rogerwang/chromium,mogoweb/chromium-crosswalk,rogerwang/chromium,mogoweb/chromium-crosswalk,mogoweb/chromium-crosswalk,hgl888/chromium-crosswalk,dednal/chromium.src,hgl888/chromium-crosswalk-efl,bright-sparks/chromium-spacewalk,hujiajie/pa-chromium,junmin-zhu/chromium-rivertrail,ondra-novak/chromium.src,timopulkkinen/BubbleFish,dushu1203/chromium.src,hujiajie/pa-chromium,patrickm/chromium.src,TheTypoMaster/chromium-crosswalk,crosswalk-project/chromium-crosswalk-efl,hgl888/chromium-crosswalk,Chilledheart/chromium,pozdnyakov/chromium-crosswalk,krieger-od/nwjs_chromium.src,patrickm/chromium.src,robclark/chromium,Fireblend/chromium-crosswalk,zcbenz/cefode-chromium,keishi/chromium,junmin-zhu/chromium-rivertrail,fujunwei/chromium-crosswalk,nacl-webkit/chrome_deps,axinging/chromium-crosswalk,crosswalk-project/chromium-crosswalk-efl,Fireblend/chromium-crosswalk,nacl-webkit/chrome_deps,dushu1203/chromium.src,robclark/chromium,markYoungH/chromium.src,mohamed--abdel-maksoud/chromium.src,rogerwang/chromium,fujunwei/chromium-crosswalk,Chilledheart/chromium,junmin-zhu/chromium-rivertrail,axinging/chromium-crosswalk,ondra-novak/chromium.src,chuan9/chromium-crosswalk,markYoungH/chromium.src,patrickm/chromium.src,junmin-zhu/chromium-rivertrail,axinging/chromium-crosswalk,robclark/chromium,dednal/chromium.src,rogerwang/chromium,Fireblend/chromium-crosswalk,hgl888/chromium-crosswalk-efl,pozdnyakov/chromium-crosswalk,anirudhSK/chromium,zcbenz/cefode-chromium,chuan9/chromium-crosswalk,Pluto-tv/chromium-crosswalk,Pluto-tv/chromium-crosswalk,chuan9/chromium-crosswalk,M4sse/chromium.src,zcbenz/cefode-chromium,zcbenz/cefode-chromium,dednal/chromium.src,dednal/chromium.src,nacl-webkit/chrome_deps,anirudhSK/chromium,crosswalk-project/chromium-crosswalk-efl,PeterWangIntel/chromium-crosswalk,hujiajie/pa-chromium,TheTypoMaster/chromium-crosswalk,Jonekee/chromium.src,Jonekee/chromium.src,robclark/chromium,mohamed--abdel-maksoud/chromium.src,dednal/chromium.src,axinging/chromium-crosswalk,dednal/chromium.src,littlstar/chromium.src,dednal/chromium.src,jaruba/chromium.src,ChromiumWebApps/chromium,timopulkkinen/BubbleFish,Just-D/chromium-1,jaruba/chromium.src,keishi/chromium,axinging/chromium-crosswalk,Jonekee/chromium.src,timopulkkinen/BubbleFish,dushu1203/chromium.src,fujunwei/chromium-crosswalk,ChromiumWebApps/chromium,robclark/chromium,ChromiumWebApps/chromium,Just-D/chromium-1,hujiajie/pa-chromium