Only import os.path since we don't need the rest of os.
Only import os.path since we don't need the rest of os.

Remove the support in some template files for windows since scons is now linux only.
Review URL: http://codereview.chromium.org/60073
old8xp/gyp_from_google,old8xp/gyp_from_google,old8xp/gyp_from_google,old8xp/gyp_from_google,old8xp/gyp_from_google