The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/96bf4bd8c5c82dcedec738e785d5a5d8fc37acab

commit 96bf4bd8c5c82dcedec738e785d5a5d8fc37acab
Author: justincarlson <justincarlson@chromium.org>
Date: Wed Apr 12 19:14:46 2017

Add CupsFilter extraction from resolved ppds for printing.

This is a step towards component downloads of filters, but the
extracted filters are currently ignored.

BUG= 710282 

Review-Url: https://codereview.chromium.org/2814633002
Cr-Commit-Position: refs/heads/master@{#464102}

[modify] https://crrev.com/96bf4bd8c5c82dcedec738e785d5a5d8fc37acab/chrome/browser/chromeos/printing/printer_configurer.cc
[modify] https://crrev.com/96bf4bd8c5c82dcedec738e785d5a5d8fc37acab/chrome/browser/ui/webui/settings/chromeos/cups_printers_handler.h
[modify] https://crrev.com/96bf4bd8c5c82dcedec738e785d5a5d8fc37acab/chromeos/printing/ppd_provider.cc
[modify] https://crrev.com/96bf4bd8c5c82dcedec738e785d5a5d8fc37acab/chromeos/printing/ppd_provider.h
[modify] https://crrev.com/96bf4bd8c5c82dcedec738e785d5a5d8fc37acab/chromeos/printing/ppd_provider_unittest.cc