[telemetry] Add OS name for OS X version 10.9

BUG=None

Review URL: https://codereview.chromium.org/145033005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246557 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246557
Support joined -D flags for gn.

BUG=326230
TBR=brettw@chromium.org

Review URL: https://codereview.chromium.org/145073004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246558 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246558
Disable policy indicator CertificateManager test in Debug builds

BUG=337102
NOTRY=true
NOTREECHECKS=true
TBR=eustas@chromium.org, dconnelly@chromium.org

Review URL: https://codereview.chromium.org/139853009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246559 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246559