Chrome Beta’s latest update to number 37.0.2062.117 brings back number indicators for Open tabs. The new interface brought about in an update in July is close to Chrome’s material design where many interface elements were sliced and rearranged. The tab indicator was such a victim of the update which no longer showed the number of open tabs, but a square in case the user had more pages open.
The latest update brings the number of tabs indicator back. Just in case it’s not showing yet for you, you can click the widget below to manually update your browser.