Remove unused header which may cause extra dependency.
Remove unused header which may cause extra dependency.

ondra-novak/chromium.src,littlstar/chromium.src,patrickm/chromium.src,ondra-novak/chromium.src,ondra-novak/chromium.src,littlstar/chromium.src,littlstar/chromium.src,patrickm/chromium.src,patrickm/chromium.src,littlstar/chromium.src,patrickm/chromium.src,patrickm/chromium.src,patrickm/chromium.src,littlstar/chromium.src,littlstar/chromium.src,ondra-novak/chromium.src,littlstar/chromium.src,ondra-novak/chromium.src,ondra-novak/chromium.src,patrickm/chromium.src,ondra-novak/chromium.src,patrickm/chromium.src,littlstar/chromium.src,ondra-novak/chromium.src,ondra-novak/chromium.src,patrickm/chromium.src