Revert of Update V8 to version 3.28.30 (based on bleeding_edge revision r22489). (https://codereview.chromium.org/407733005/)
Revert of Update V8 to version 3.28.30 (based on bleeding_edge revision r22489). (https://codereview.chromium.org/407733005/)

Reason for revert:
Seems to be causing xss-DENIED-method-with-iframe-proto.html to time out on multiple bots; see http://crbug.com/395882 .

Original issue's description:
> Update V8 to version 3.28.30 (based on bleeding_edge revision r22489).
> 
> Please reply to the V8 sheriff svenpanne@chromium.org in case of problems.
> 
> TBR=svenpanne@chromium.org
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=284420

TBR=svenpanne@chromium.org,machenbach@chromium.org
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/405313002

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@284572 0039d316-1c4b-4281-b951-d872f2087c98

hgl888/chromium-crosswalk-efl,Fireblend/chromium-crosswalk,ltilve/chromium,markYoungH/chromium.src,mohamed--abdel-maksoud/chromium.src,markYoungH/chromium.src,TheTypoMaster/chromium-crosswalk,fujunwei/chromium-crosswalk,bright-sparks/chromium-spacewalk,mohamed--abdel-maksoud/chromium.src,dushu1203/chromium.src,ltilve/chromium,Jonekee/chromium.src,PeterWangIntel/chromium-crosswalk,ondra-novak/chromium.src,hgl888/chromium-crosswalk,axinging/chromium-crosswalk,littlstar/chromium.src,Fireblend/chromium-crosswalk,dednal/chromium.src,dushu1203/chromium.src,krieger-od/nwjs_chromium.src,hgl888/chromium-crosswalk-efl,axinging/chromium-crosswalk,jaruba/chromium.src,markYoungH/chromium.src,jaruba/chromium.src,Just-D/chromium-1,hgl888/chromium-crosswalk-efl,dednal/chromium.src,axinging/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,crosswalk-project/chromium-crosswalk-efl,krieger-od/nwjs_chromium.src,Fireblend/chromium-crosswalk,TheTypoMaster/chromium-crosswalk,crosswalk-project/chromium-crosswalk-efl,ondra-novak/chromium.src,fujunwei/chromium-crosswalk,TheTypoMaster/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,littlstar/chromium.src,Chilledheart/chromium,ltilve/chromium,krieger-od/nwjs_chromium.src,ondra-novak/chromium.src,bright-sparks/chromium-spacewalk,littlstar/chromium.src,bright-sparks/chromium-spacewalk,PeterWangIntel/chromium-crosswalk,bright-sparks/chromium-spacewalk,dushu1203/chromium.src,krieger-od/nwjs_chromium.src,Just-D/chromium-1,mohamed--abdel-maksoud/chromium.src,fujunwei/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,markYoungH/chromium.src,Pluto-tv/chromium-crosswalk,dednal/chromium.src,bright-sparks/chromium-spacewalk,Chilledheart/chromium,Just-D/chromium-1,hgl888/chromium-crosswalk,fujunwei/chromium-crosswalk,Jonekee/chromium.src,Pluto-tv/chromium-crosswalk,Fireblend/chromium-crosswalk,ondra-novak/chromium.src,fujunwei/chromium-crosswalk,jaruba/chromium.src,dednal/chromium.src,krieger-od/nwjs_chromium.src,markYoungH/chromium.src,fujunwei/chromium-crosswalk,hgl888/chromium-crosswalk,ltilve/chromium,chuan9/chromium-crosswalk,dushu1203/chromium.src,hgl888/chromium-crosswalk,dushu1203/chromium.src,Jonekee/chromium.src,hgl888/chromium-crosswalk,bright-sparks/chromium-spacewalk,Just-D/chromium-1,crosswalk-project/chromium-crosswalk-efl,Fireblend/chromium-crosswalk,dushu1203/chromium.src,jaruba/chromium.src,M4sse/chromium.src,hgl888/chromium-crosswalk,markYoungH/chromium.src,PeterWangIntel/chromium-crosswalk,Fireblend/chromium-crosswalk,bright-sparks/chromium-spacewalk,chuan9/chromium-crosswalk,littlstar/chromium.src,jaruba/chromium.src,bright-sparks/chromium-spacewalk,mohamed--abdel-maksoud/chromium.src,axinging/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,PeterWangIntel/chromium-crosswalk,ltilve/chromium,chuan9/chromium-crosswalk,fujunwei/chromium-crosswalk,mohamed--abdel-maksoud/chromium.src,PeterWangIntel/chromium-crosswalk,dushu1203/chromium.src,fujunwei/chromium-crosswalk,hgl888/chromium-crosswalk,littlstar/chromium.src,hgl888/chromium-crosswalk-efl,jaruba/chromium.src,axinging/chromium-crosswalk,hgl888/chromium-crosswalk-efl,littlstar/chromium.src,Jonekee/chromium.src,Jonekee/chromium.src,hgl888/chromium-crosswalk,dednal/chromium.src,ondra-novak/chromium.src,Pluto-tv/chromium-crosswalk,Chilledheart/chromium,mohamed--abdel-maksoud/chromium.src,M4sse/chromium.src,chuan9/chromium-crosswalk,chuan9/chromium-crosswalk,Fireblend/chromium-crosswalk,hgl888/chromium-crosswalk-efl,dednal/chromium.src,markYoungH/chromium.src,M4sse/chromium.src,markYoungH/chromium.src,Just-D/chromium-1,M4sse/chromium.src,krieger-od/nwjs_chromium.src,ltilve/chromium,Jonekee/chromium.src,crosswalk-project/chromium-crosswalk-efl,markYoungH/chromium.src,dednal/chromium.src,krieger-od/nwjs_chromium.src,jaruba/chromium.src,littlstar/chromium.src,bright-sparks/chromium-spacewalk,Jonekee/chromium.src,crosswalk-project/chromium-crosswalk-efl,Chilledheart/chromium,PeterWangIntel/chromium-crosswalk,M4sse/chromium.src,dednal/chromium.src,krieger-od/nwjs_chromium.src,hgl888/chromium-crosswalk-efl,crosswalk-project/chromium-crosswalk-efl,Just-D/chromium-1,hgl888/chromium-crosswalk-efl,chuan9/chromium-crosswalk,hgl888/chromium-crosswalk-efl,PeterWangIntel/chromium-crosswalk,dushu1203/chromium.src,Just-D/chromium-1,littlstar/chromium.src,ltilve/chromium,dushu1203/chromium.src,Chilledheart/chromium,TheTypoMaster/chromium-crosswalk,axinging/chromium-crosswalk,jaruba/chromium.src,Just-D/chromium-1,Pluto-tv/chromium-crosswalk,ondra-novak/chromium.src,Jonekee/chromium.src,ondra-novak/chromium.src,axinging/chromium-crosswalk,markYoungH/chromium.src,axinging/chromium-crosswalk,TheTypoMaster/chromium-crosswalk,Pluto-tv/chromium-crosswalk,Fireblend/chromium-crosswalk,fujunwei/chromium-crosswalk,crosswalk-project/chromium-crosswalk-efl,markYoungH/chromium.src,krieger-od/nwjs_chromium.src,mohamed--abdel-maksoud/chromium.src,Pluto-tv/chromium-crosswalk,chuan9/chromium-crosswalk,TheTypoMaster/chromium-crosswalk,krieger-od/nwjs_chromium.src,M4sse/chromium.src,crosswalk-project/chromium-crosswalk-efl,dednal/chromium.src,Chilledheart/chromium,jaruba/chromium.src,Chilledheart/chromium,M4sse/chromium.src,axinging/chromium-crosswalk,Jonekee/chromium.src,Fireblend/chromium-crosswalk,chuan9/chromium-crosswalk,M4sse/chromium.src,M4sse/chromium.src,ltilve/chromium,axinging/chromium-crosswalk,dednal/chromium.src,chuan9/chromium-crosswalk,ltilve/chromium,dushu1203/chromium.src,TheTypoMaster/chromium-crosswalk,ondra-novak/chromium.src,TheTypoMaster/chromium-crosswalk,hgl888/chromium-crosswalk-efl,TheTypoMaster/chromium-crosswalk,Pluto-tv/chromium-crosswalk,krieger-od/nwjs_chromium.src,M4sse/chromium.src,Jonekee/chromium.src,Pluto-tv/chromium-crosswalk,hgl888/chromium-crosswalk,Just-D/chromium-1,jaruba/chromium.src,PeterWangIntel/chromium-crosswalk,Chilledheart/chromium,jaruba/chromium.src,Jonekee/chromium.src,M4sse/chromium.src,dushu1203/chromium.src,dednal/chromium.src,axinging/chromium-crosswalk,Chilledheart/chromium,PeterWangIntel/chromium-crosswalk,Pluto-tv/chromium-crosswalk,crosswalk-project/chromium-crosswalk-efl,ondra-novak/chromium.src