mozilla/browserid — comment on commit cc39d218f1c153ce529be2b78b1635df5d827b5e
File: resources/static/shared/network.js line 579
By ozten:

Sounds like Android 3.3 treats cookie as a string. This might fix it:

document.cookie.indexOf("test") > -1 && document.cookie.indexOf("max-age=1") === -1

Since full cookie support won't put max-age and other meta data in the cookie value.