Update Tor to Brave Search

Description

For New Private Window with Tor, default search engine should be Brave Search. https://search.brave4u7jddbv7cyviptqjc7jusxh72uik7zt6adtckl5f4nwy2v72qd.onion/search?q=%s

Will also need to update the New Private Window with Tor new tab page to remove reference to DuckDuckGo.

Steps to Reproduce

1. Open New Private Window with Tor
2. Enter search terms in the url bar. Should say Search Brave or type a URL
3. Should go to Brave Search.

Actual result:

Currently defaults to DuckDuckGo search.

Expected result:

See description. https://www.figma.com/file/5THkuEtO2Ewn9LfqrHZP9a/Desktop-Private-and-TOR-Windows?node-id=942%3A19384

Reproduces how often:

Easily.

Brave version (brave://version info)

Target version for update 1.36.x

Version/Channel Information:

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

Other Additional Information:

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

Miscellaneous Information:

[kjozwiak]

@brave/legacy_qa some of the cases that I ran through via https://github.com/brave/brave-core/pull/12391#issuecomment-1066151499 can be used to verify the above as well.

[btlechowski]

Verification passed on

Brave	1.36.115 Chromium: 99.0.4844.51 (Official Build) (64-bit)
Revision	d537ec02474b5afe23684e7963d538896c63ac77-refs/branch-heads/4844@{#875}
OS	Ubuntu 18.04 LTS

• Verified the STR mentioned in the description
• Confirmed open a TOR window displays the text as Search Brave or type a URL in the URL bar
• Confirmed search is performed by using the Brave SE
• Confirmed that CAPTCHA test is being done whenever searching via the Tor window

  

• Verified the cases mentioned in the https://github.com/brave/brave-core/pull/12391#issuecomment-1066151499

Test Case #1 - Clean Install

• ensured that Brave Search is the default SE for both Normal/Private windows
• ensured that Brave Search is the default SE for Tor Windows and ensured that the .onion address is being used
  • https://search.brave4u7jddbv7cyviptqjc7jusxh72uik7zt6adtckl5f4nwy2v72qd.onion/search?q
• ensured that https://search.brave.com/search?q= is still being used under Normal & Private windows
• ensured that there’s no mention of DDG anywhere under the Tor window nor any images associated with DDG
• ensured that the progress bar correctly indicates when Tor is being downloaded/connecting and connected successfully
• ensured that Brave Search is only listed once under brave://settings/search & brave://settings/searchEngines
• ensured that the :search.brave4u7jddbv7cyviptqjc7jusxh72uik7zt6adtckl5f4nwy2v72qd.onion keyword is working as expected
• ensured that changing defaults via brave://settings/searchEngines doesn’t affect the default Tor SE (should always be Brave)

Test Case #2 - Upgrade (Other SE default other than Brave Search)

• downloaded/installed 1.36.112
• ensured that the Tor window mentions that DDG is the default SE
• ensured that the Tor window is using https://duckduckgo.com/?q= as the default SE
• changed the default SE to Ecosia via brave://settings/search
• ensured that Ecosia is set as the default SE via brave://settings/searchEngines
• Upgraded to 1.36.115
• ensured that Ecosia is still the default SE under brave://settings/search & brave://settings/searchEngines
• ensured that there’s no duplicates being listed under brave://settings/search & brave://settings/searchEngines
• ensured that all mentions of DDG are removed from the Tor window
• ensured that https://search.brave4u7jddbv7cyviptqjc7jusxh72uik7zt6adtckl5f4nwy2v72qd.onion/search?q= is the default SE

Before - 1.36.112

After - 1.36.115

Test Case #3 - Upgrade (Brave Search as default)

• downloaded/installed 1.36.112
• ensured that the Tor window mentions that DDG is the default SE
• ensured that the Tor window is using https://duckduckgo.com/?q= as the default SE
• changed the default SE to Brave via brave://settings/search
• ensured that Brave is set as the default SE via brave://settings/searchEngines
• Upgraded to 1.36.115
• ensured that Brave is still the default SE under brave://settings/search & brave://settings/searchEngines
• ensured that there’s no duplicates being listed under brave://settings/search & brave://settings/searchEngines
• ensured that all mentions of DDG are removed from the Tor window
• ensured that https://search.brave4u7jddbv7cyviptqjc7jusxh72uik7zt6adtckl5f4nwy2v72qd.onion/search?q= is the default SE

Before - 1.36.112

After - 1.36.115