[Mac] In the Wrench menu, unbold the special item font and make it 13pt.

BUG=49996
TEST=Visual

Review URL: http://codereview.chromium.org/3029026

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@53638 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed