Revert 151110 - Fix ninja build for Android after http://codereview.chromium.org/10836080/
Revert 151110 - Fix ninja build for Android after http://codereview.chromium.org/10836080/

This CL broke the WebKit Android build bot and EWS bots by exporting
CC and CXX, which caused the global make settings as defined in gyp to be
ignored.

Original review URL: https://chromiumcodereview.appspot.com/10836192

TBR=yfriedman@chromium.org
Review URL: https://chromiumcodereview.appspot.com/10829296

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@151251 0039d316-1c4b-4281-b951-d872f2087c98

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