Requesting a bridge using Moat no longer works

[boocmp]

Description

Steps to Reproduce

1. Open Privacy&Security settings
2. Click Request a bridge

Actual result:

Can't request captcha.

Expected result:

Captcha should be shown.

Reproduces how often:

Easily reproduced

Brave version (brave://version info)

Version/Channel Information:

• Can you reproduce this issue with the current release?
• Can you reproduce this issue with the beta channel?
• Can you reproduce this issue with the nightly channel?

Other Additional Information:

• Does the issue resolve itself when disabling Brave Shields?
• Does the issue resolve itself when disabling Brave Rewards?
• Is the issue reproducible on the latest version of Chrome?

Miscellaneous Information:

[kjozwiak]

The above requires 1.44.78 or higher for 1.44.x verification 👍

[stephendonner]

@brave/qa-team this is blocked on macOS, with a fix in-hand; I recommend we wait on Windows and Linux until #25293 lands and is verified, before circling back to this (to save retesting across multiple platforms).

[stephendonner]

Verified PASSED using

Brave	1.44.94 Chromium: 105.0.5195.136 (Official Build) dev (x86_64)
Revision	872774b783d0e674186a3adcd2f92e7aa22a219c-refs/branch-heads/5195_124@{#4}
OS	macOS Version 11.7 (Build 20G817)

Steps:

1. installed 1.44.94
2. launched Brave
3. opened brave://settings/privacy
4. clicked to set Use Bridges to Enabled
5. clicked on the Request a new bridge from torproject.org radio button
6. clicked on Request a New Bridge...
7. entered the CAPTCHA text
8. clicked Submit
9. confirmed the dialog dismissed
10. confirmed the bridges' obfs4 xxx.xxx.xxx.xxx configs appeared in the text area
11. clicked on Apply changes
12. clicked on the "hamburger menu" -> New Private Window with Tor
13. loaded check.torproject.org
14. additionally, invoked New Tor connection for this site and confirmed it reloaded with a new Tor IP address

Confirmed I was able to request and use a bridge from torproject.org

brave://settings/privacy	check.torproject.org	check.torproject.org - new IP

[MadhaviSeelam]

Verification PASSED using

Brave | 1.44.93 Chromium: 105.0.5195.136 (Official Build) beta (64-bit)
-- | --
Revision | 872774b783d0e674186a3adcd2f92e7aa22a219c-refs/branch-heads/5195_124@{#4}
OS | Windows 11 Version 21H2 (Build 22000.978)

Steps:

1. installed 1.44.93
2. launched Brave
3. opened brave://settings/privacy
4. clicked to set Use Bridges to Enabled
5. clicked on the Request a new bridge from torproject.org radio button
6. clicked on Request a New Bridge...
7. entered the CAPTCHA text
8. clicked Submit
9. confirmed the dialog dismissed
10. confirmed the bridges' obfs4 xxx.xxx.xxx.xxx configs appeared in the text area
11. clicked on Apply changes
12. clicked on the "hamburger menu" -> New Private Window with Tor
13. loaded check.torproject.org
14. additionally, invoked New Tor connection for this site and confirmed it reloaded with a new Tor IP address
15. do a hard refresh (Ctrl+F5) and confirmed it reloaded with a new Tor IP address

Confirmed able to request and use a bridge from torproject.org

step 3-4	step 5	step7	step 10	step 12	step 13	step 14	step15

Tor Logs

Sep 20 14:26:46.000 [notice] Switching to guard context "bridges" (was using "default")
Sep 20 14:26:46.000 [notice] Bootstrapped 10% (conn_done): Connected to a relay
Sep 20 14:26:46.000 [notice] Bootstrapped 14% (handshake): Handshaking with a relay
Sep 20 14:26:46.000 [notice] Delaying directory fetches: No running bridges
Sep 20 14:26:46.000 [notice] Bootstrapped 15% (handshake_done): Handshake with a relay done
Sep 20 14:26:46.000 [notice] Bootstrapped 20% (onehop_create): Establishing an encrypted directory connection
Sep 20 14:26:46.000 [notice] Bootstrapped 25% (requesting_status): Asking for networkstatus consensus
Sep 20 14:26:49.000 [notice] Bootstrapped 50% (loading_descriptors): Loading relay descriptors
Sep 20 14:26:49.000 [notice] The current consensus contains exit nodes. Tor can build exit and internal paths.
Sep 20 14:26:49.000 [notice] Bootstrapped 56% (loading_descriptors): Loading relay descriptors
Sep 20 14:26:49.000 [notice] Bootstrapped 61% (loading_descriptors): Loading relay descriptors
Sep 20 14:26:50.000 [notice] Bridge 'togart' has both an IPv4 and an IPv6 address.  Will prefer using its IPv4 address (95.216.21.221:34233) based on the configured Bridge address.
Sep 20 14:26:50.000 [notice] new bridge descriptor 'togart' (fresh): $EC31349E0DD564CB12283CEB52D5D66B2AFEB491~togart [Qs5GO5p1pXpkWnBmM7DJDUbXNEk8x/mFq1YUVuf4KS0] at 95.216.21.221 and [2a01:4f9:2a:1622::2]
Sep 20 14:26:50.000 [notice] Bootstrapped 69% (loading_descriptors): Loading relay descriptors

[stephendonner]

Verified PASSED using

Brave	1.44.95 Chromium: 106.0.5249.40 (Official Build) (64-bit)
Revision	fab1d91915d2722d6339aaa7f4e9ce44f1e9b103-refs/branch-heads/5249@{#442}
OS	Linux

Steps:

1. installed 1.44.95
2. launched Brave
3. opened brave://settings/privacy
4. clicked to set Use Bridges to Enabled
5. clicked on the Request a new bridge from torproject.org radio button
6. clicked on Request a New Bridge...
7. entered the CAPTCHA text
8. clicked Submit
9. confirmed the dialog dismissed
10. confirmed the bridges' obfs4 xxx.xxx.xxx.xxx configs appeared in the text area
11. clicked on Apply changes
12. clicked on the "hamburger menu" -> New Private Window with Tor
13. loaded check.torproject.org
14. additionally, invoked New Tor connection for this site and confirmed it reloaded with a new Tor IP address

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