Added InterestCohort interface. (https://wicg.github.io/floc/#interest-cohort-section) Updated the document.interestCohort() API to return InterestCohort instead of string. (https://wicg.github.io/floc/#the-api)
Added InterestCohort interface. (https://wicg.github.io/floc/#interest-cohort-section)
Updated the document.interestCohort() API to return InterestCohort instead of string. (https://wicg.github.io/floc/#the-api)

PiperOrigin-RevId: 363716119

nawawi/closure-compiler,ChadKillingsworth/closure-compiler,nawawi/closure-compiler,google/closure-compiler,nawawi/closure-compiler,monetate/closure-compiler,google/closure-compiler,google/closure-compiler,nawawi/closure-compiler,google/closure-compiler,ChadKillingsworth/closure-compiler,monetate/closure-compiler,ChadKillingsworth/closure-compiler,monetate/closure-compiler,monetate/closure-compiler,ChadKillingsworth/closure-compiler