Changing unique destination limit for attribution sources to be time bounded

[Nan Lin]

Hi everyone,

This is an FYI that as proposed in issue 482, we plan to move forward changing the unique destination limit for attribution sources to be covered by unexpired sources instead of pending sources.

This change also unlocks extra reporting capabilities (issue 160).

Thanks,

Nan

[Maud Nalpas]

Hi API testers,

Just confirming that this change has landed in Chrome 108 (end of 2022). 

No change is required on your end.

Read the description of the current behaviour in the updated handbook.