Remove pixel size from about:version.
Remove pixel size from about:version.

It was needless, and causes ugly wrapping if you don't have the
exact fonts specified.

Review URL: http://codereview.chromium.org/601057

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@38898 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser