tonihei af6ad43ca0 Disable the language/role flag preferences when selecting "none"
Just clearing the overrides only helps if a text override was
previously set. If the text is shown because of app defined track
selection parameters for language or role flags, the "none" button is
currently not working and we need to clear these flags explicitly.

PiperOrigin-RevId: 682373821
2024-10-04 10:42:27 -07:00
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