Revert 125081 - Don't use NTP for app install if NTP does not show apps page.
Revert 125081 - Don't use NTP for app install if NTP does not show apps page.

Broke ExtensionInstallUIBrowserTest.AppInstallConfirmation on Linux ChromiumOS.

BUG=116318
TEST=Verify that extension install bubble shows up instead of NTP after extension install.


Review URL: http://codereview.chromium.org/9595025

TBR=xiyuan@chromium.org
Review URL: https://chromiumcodereview.appspot.com/9615001

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@125116 0039d316-1c4b-4281-b951-d872f2087c98

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