K 10
svn:author
V 3
pfg
K 8
svn:date
V 27
2014-09-13T18:34:56.854885Z
K 7
svn:log
V 264
MFC	r271149:
Apply known workarounds for less modern MacBooks.

The legacy USB circuit tends to give trouble on older MacBooks.
While the original report covered MacBook4, extend the fix
preemptively for the newer MacBookPro4 too.

PR:		191693
Reviewed by:	emaste

END