Roll libusbx to 1.0.17

R=meacer@chromium.org

Review URL: https://codereview.chromium.org/24227008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@225105 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 225105