Work around NVIDIA driver bug on Mac OS X 10.6 causing GPU process crashes during resizing. Explicitly delete and re-create the FBO associated with the "saved texture", to give the driver a hint that drawing commands targeting the old texture must be flushed.
Work around NVIDIA driver bug on Mac OS X 10.6 causing GPU process
crashes during resizing. Explicitly delete and re-create the FBO
associated with the "saved texture", to give the driver a hint that
drawing commands targeting the old texture must be flushed.

BUG=89557
TEST=none (manually resized window with test case from bug; no crashes)
Review URL: http://codereview.chromium.org/7685024

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@97744 0039d316-1c4b-4281-b951-d872f2087c98

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