Remove forgotten relic of ABI crash risk averse overloaded method change. TOR_BUG_9701

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3; TOR_BUG_9701

Implement a real Private Browsing Mode condition by changing the API/ABI; TOR_BUG_9701

(0) -10 -3 +3 tip

mercurial