Purge bogus debug assert.
Purge bogus debug assert.

This assert was wrong (meant to reference callback_ instead of callback)
and in general is not dependable.

BUG=none
TEST=run debug build and note assert when collecting trace events

Change-Id: I11f1476abcf23c6d675ed57773de6bce4ff2b686


Review URL: http://codereview.chromium.org/10170035

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@134393 0039d316-1c4b-4281-b951-d872f2087c98

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