(PECL OAuth >= 1.0.0)
OAuthProvider::calltokenHandler — Calls the tokenNonceHandler callback
Calls the registered token handler callback function, which is set with OAuthProvider::tokenHandler().
This function is currently not documented; only its argument list is available.
This function has no parameters.
No value is returned.
Emits an E_ERROR level
error if the callback function cannot be called, or was not specified.