Fix libtheora build after PNaCl upgrade to clang3.4
Fix libtheora build after PNaCl upgrade to clang3.4

The -fforce-addr command line flag is no longer supported by clang3.4.

BUG=none
R=sbc@chromium.org

Review URL: https://codereview.chromium.org/189143002

git-svn-id: 84b3587ce119b778414dcb50e18b7479aacf4f1d@1145 7dad1e8b-422e-d2af-fbf5-8013b78bd812

kuscsik/naclports,dtkav/naclports,binji/naclports,clchiou/naclports,kosyak/naclports_samsung-smart-tv,binji/naclports,dtkav/naclports,binji/naclports,binji/naclports,kosyak/naclports_samsung-smart-tv,Schibum/naclports,clchiou/naclports,dtkav/naclports,binji/naclports,kosyak/naclports_samsung-smart-tv,yeyus/naclports,kosyak/naclports_samsung-smart-tv,Schibum/naclports,Schibum/naclports,dtkav/naclports,yeyus/naclports,kuscsik/naclports,dtkav/naclports,kosyak/naclports_samsung-smart-tv,yeyus/naclports,clchiou/naclports,kuscsik/naclports,yeyus/naclports,Schibum/naclports,Schibum/naclports,kuscsik/naclports,clchiou/naclports,yeyus/naclports,clchiou/naclports,kuscsik/naclports,yeyus/naclports,Schibum/naclports