Fix scope in browser.
Fix scope in browser.

meleslilijing/director,cpg1111/director,lzhengms/director,tanzhihang/director,webx32/director,stonegithubs/director,GerHobbelt/director,meleslilijing/director,fadeit/director,pocketjoso/director,andradedev/director,pocketjoso/director,mylikes/director,maxogden/director,ks3dev/director,ks3dev/director,lzhengms/director,pandoraui/director,webx32/director,sheldonzf/director,pandoraui/director,kiritoe/director,cpg1111/director,stonegithubs/director,tanzhihang/director,mylikes/director,vitalsource/director,GerHobbelt/director,kiritoe/director,andradedev/director,vitalsource/director,sheldonzf/director,fadeit/director,flatiron/director