Linux: fix segfault on exit
Linux: fix segfault on exit

Skia doesn't have a scoped_refptr, it has AutoUnref. The difference is
that the latter doesn't take a reference, it only deletes them. Thus
we need to increment the reference count manually when creating them.

BUG=9592


git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@12909 0039d316-1c4b-4281-b951-d872f2087c98

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