“The working group should not agree to freeze whatever syntax Chrome ships”
The problem is the standards process exists to keep people from swinging their weight to force rushed/poorly thought-out technologies into a platform some already accuse of fragmentation and bloat. And to people who "But this is Google!" Throwing the process under the bus today because you think your favorite tech company can do no wrong screws everyone later when management changes. Management will change. The process is here to protect the web's interests regardless of whether any one actor's intent is good or not. If Google steamrolls everyone today, who will steamroll everyone tomorrow? The MPAA is on the W3C too.