Stop top-crasher regression by disabling WebSocketExperimentRunner
Stop top-crasher regression by disabling WebSocketExperimentRunner

There was a race to destroy histograms held by an instance within
WebSocketExperimentRunner, and this was causing the crash when
histograms were being recorded at shutdown.

See bug 28096 for re-enabling this feature.

BUG=27856
r=wtc,ukai
Review URL: http://codereview.chromium.org/404017

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@32263 0039d316-1c4b-4281-b951-d872f2087c98

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