Force function alignment for TARGET_NACL

Ugly, ugly hack... I tried so hard to get rid of NaCl-specific deps in the front-end, and now I'm introducing one myself.

BUG=http://code.google.com/p/nativeclient/issues/detail?id=2168

R=pasko@google.com,mcgrathr@chromium.org
TEST=

Review URL: http://codereview.chromium.org/8352043
1 file changed