Add new fields to GPU benchmarking API.
Add new fields to GPU benchmarking API.

Add droppedFrameCount, totalPaintTime, and totalRasterizeTime to chrome.gpuBenchmarking.renderingStats().

BUG=chromium:130790, chromium:137756
TEST=Launch Chrome with --enable-gpu-benchmarking and per-tile painting, open a tab to a composited page, and type chrome.gpuBenchmarking.renderingStats(). All the above fields should be present.

Review URL: https://chromiumcodereview.appspot.com/10823023

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@148413 0039d316-1c4b-4281-b951-d872f2087c98

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