Update definitions for chrome.accessibilityFeatures API in extern/chrome_extensions.js
Update definitions for chrome.accessibilityFeatures API in extern/chrome_extensions.js

PiperOrigin-RevId: 336230945

ChadKillingsworth/closure-compiler,vobruba-martin/closure-compiler,monetate/closure-compiler,vobruba-martin/closure-compiler,Yannic/closure-compiler,Yannic/closure-compiler,google/closure-compiler,nawawi/closure-compiler,nawawi/closure-compiler,ChadKillingsworth/closure-compiler,Yannic/closure-compiler,ChadKillingsworth/closure-compiler,vobruba-martin/closure-compiler,monetate/closure-compiler,google/closure-compiler,Yannic/closure-compiler,nawawi/closure-compiler,monetate/closure-compiler,ChadKillingsworth/closure-compiler,nawawi/closure-compiler,google/closure-compiler,vobruba-martin/closure-compiler,google/closure-compiler,monetate/closure-compiler