PrintPreview: On Linux, for initial page range text, set |expected_pages_count| in preview params.
PrintPreview: On Linux, for initial page range text, set |expected_pages_count| in preview params.

BUG=none
TEST=Enable print preview on linux. Print a webpage. In preview tab, initial page range text is displayed.

Review URL: http://codereview.chromium.org/6546075

git-svn-id: http://src.chromium.org/svn/trunk/src@75771 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: dd21ca32c033fe52bb86d58e5322829830a561f2
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser