Support skip_filter_unless_baked in the function registry in anticipation of baked spitfire launch.
Support skip_filter_unless_baked in the function registry in anticipation of baked spitfire launch.

There are bad skip_filter annotations in our codebase. When baked
spitfire is turned on, this will cause issues with how filtering
occurs. This new notation allows us to easily change behavior based on
a compiler flag.

[git-p4: change = 87871479]

spt/spitfire,spt/spitfire,youtube/spitfire,nicksay/spitfire,spt/spitfire,youtube/spitfire,nicksay/spitfire,nicksay/spitfire,youtube/spitfire,spt/spitfire,youtube/spitfire,nicksay/spitfire