Fix print preview workflow to reflect settings of selected printer.

BUG=95110
TEST=none


Review URL: http://codereview.chromium.org/7831041

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@102242 0039d316-1c4b-4281-b951-d872f2087c98
WebKit::WebFrame* PrintWebViewHelper::PrintPreviewContext::frame() const {
  return frame_;
}

WebKit::WebFrame* PrintWebViewHelper::PrintPreviewContext::frame() const {
  return frame_;
}
