Ironically Apple ensuring that every browser on iOS runs webkit is one of the only things preventing Chrome from having a complete hegemony of the web.
If you actually want stronger competition the best thing you could do is separate Chrome from Google.
Or forcing Apple to accept real competition in the browser engine market and fund their team appropriately. Google puts literally several thousands of manpower into Chrome while Apple puts roughly one tenth into Safari. This is not acceptable.
If you actually want stronger competition the best thing you could do is separate Chrome from Google.