Disable captive portal detection in Tor Browser based on ESR52

Firefox ships now with a captive portal detection feature. That's a thing we don't need and that phones home to Mozilla unnecessarily requesting http://detectportal.firefox.com/success.txt.

added TorBrowserTeam201705R component::applications/tor browser ff52-esr owner::tbb-team priority::medium resolution::fixed severity::normal status::closed tbb-7.0-must-alpha type::defect labels

https://bugzilla.mozilla.org/show_bug.cgi?id=1313706 has the preference flip making captive portal detection available in non-nightly builds as well.

Adding tickets to our 7.0 ticket list

Trac:
Keywords: N/A deleted, tbb-7.0-must added

Moving tickets onto our alpha radar.

Trac:
Keywords: tbb-7.0-must deleted, tbb-7.0-must-alpha added

bug_21790 (https://gitweb.torproject.org/user/gk/tor-browser.git/commit/?h=bug_21790&id=4f309e0bc45f7fc523e8f366331c9ecd9fdffa97) has a proposed fix up for review.

Trac:
Keywords: N/A deleted, TorBrowserTeam201705R added
Status: new to needs_review

r=brade, r=mcs Looks good.

commit 859140af51e3a6e9aee5b745cc2e48d061d7fb4f on tor-browser-52.1.0esr-7.0-2 has it, thanks.

Trac:
Status: needs_review to closed
Resolution: N/A to fixed

closed

mentioned in issue #34344 (moved)

moved to tpo/applications/tor-browser#21790 (closed)

mentioned in issue tpo/applications/tor-browser#34344 (closed)