Updated gpu_process test to handle video test more correctly

BUG=312395
R=zmo@chromium.org

Review URL: https://codereview.chromium.org/50523012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231945 0039d316-1c4b-4281-b951-d872f2087c98
Update CdmAdapter to use CDM::Host and CDM::Host::kVersion.

BUG=none
TEST=none
R=ddorwin@chromium.org

Review URL: https://codereview.chromium.org/50743006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231946 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 231946