Print preview state is not affected by the state of copies capability.

BUG=319193

Review URL: https://codereview.chromium.org/170923004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@252451 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 252451