Revert 33251 - Http cache: Delete the response headers when the network transaction is recreated, and make sure that truncated_ is also creared.
Revert 33251 - Http cache: Delete the response headers when the network transaction
is recreated, and make sure that truncated_ is also creared.

This is a tentative fix for some crashes from the reliability bot.

BUG=28850
TEST=none
TBR=eroman

Review URL: http://codereview.chromium.org/444020

TBR=rvargas@google.com
Review URL: http://codereview.chromium.org/452002

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@33252 0039d316-1c4b-4281-b951-d872f2087c98

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