SimonStewart: Attempting to fix the IE build by re-enabling header compilation of sizzle
SimonStewart: Attempting to fix the IE build by re-enabling header compilation of sizzle

r11375

krosenvold/selenium-git-release-candidate,krosenvold/selenium-git-release-candidate,krosenvold/selenium-git-release-candidate,krosenvold/selenium-git-release-candidate,krosenvold/selenium-git-release-candidate,krosenvold/selenium-git-release-candidate,krosenvold/selenium-git-release-candidate,krosenvold/selenium-git-release-candidate