Revert 224094 "Revert 224089 "CC: Disable raster-on-demand durin..."
Revert 224094 "Revert 224089 "CC: Disable raster-on-demand durin..."

> Revert 224089 "CC: Disable raster-on-demand during prefer-smooth..."
> 
> > CC: Disable raster-on-demand during prefer-smoothness
> > 
> > We prioritize memory in the active tree during accelerated
> > gestures, so we can't trigger raster-on-demand if the
> > pending tree tiles are missing.
> > 
> > This patch delays raster-on-demand, by not
> > activating until the accelerated gesture is complete.
> > 
> > This patch follows these two fixes (which guarantee
> > activation, and showing new visible tiles while waiting
> > for activation).
> > https://codereview.chromium.org/23686011/
> > https://codereview.chromium.org/23495022/
> > 
> > BUG=264566
> > 
> > Review URL: https://chromiumcodereview.appspot.com/23921005
> 
> TBR=epenner@chromium.org
> 
> Review URL: https://codereview.chromium.org/24268003

TBR=epenner@chromium.org,machenbach@chromium.org

Review URL: https://codereview.chromium.org/23440051

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@224106 0039d316-1c4b-4281-b951-d872f2087c98

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