[iOS] Make Brave Search default in Italy region.

[iccub]

Resolves brave/brave-browser#38192

Submitter Checklist:

• I confirm that no security/privacy review is needed and no other type of reviews are needed, or that I have requested them
• There is a ticket for my issue
• Used Github auto-closing keywords in the PR description above
• Wrote a good PR/commit description
• Squashed any review feedback or "fixup" commits before merge, so that history is a record of what happened in the repo, not your PR
• Added appropriate labels (QA/Yes or QA/No; release-notes/include or release-notes/exclude; OS/...) to the associated issue
• Checked the PR locally:
  • npm run test -- brave_browser_tests, npm run test -- brave_unit_tests wiki
  • npm run presubmit wiki, npm run gn_check, npm run tslint
• Ran git rebase master (if needed)

Reviewer Checklist:

• A security review is not needed, or a link to one is included in the PR description
• New files have MPL-2.0 license header
• Adequate test coverage exists to prevent regressions
• Major classes, functions and non-trivial code blocks are well-commented
• Changes in component dependencies are properly reflected in gn
• Code follows the style guide
• Test plan is specified in PR before merging

After-merge Checklist:

• The associated issue milestone is set to the smallest version that the
  changes has landed on
• All relevant documentation has been updated, for instance:
  • https://github.com/brave/brave-browser/wiki/Deviations-from-Chromium-(features-we-disable-or-remove)
  • https://github.com/brave/brave-browser/wiki/Proxy-redirected-URLs
  • https://github.com/brave/brave-browser/wiki/Fingerprinting-Protections
  • https://github.com/brave/brave-browser/wiki/Brave%E2%80%99s-Use-of-Referral-Codes
  • https://github.com/brave/brave-browser/wiki/Web-Compatibility-Exceptions-in-Brave
  • https://github.com/brave/brave-browser/wiki/QA-Guide
  • https://github.com/brave/brave-browser/wiki/P3A

Test Plan:

[kjozwiak]

Verification PASSED on iPhone 11 running iOS 17.5.1 using the following build(s):

1.68.75 Chromium: 126.0.6478.26 (Official Build) nightly (64-bit)
--- | ---
Revision | 1f2b238e383f...
OS | iOS

IT (Italy) locale - PASSED

Clean Profile

• ensured that Brave Search was selected as the default for both Standard/Private tab via Search Engines in Settings
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

Example	Example	Example

Updated Profile (Google/Google)

• installed 1.68.2 Chromium: 125.0.6422.41
• ensured that Google was the default SE selected under Search Engines for both Standard & Private tab
• updated to 1.68.75 Chromium: 126.0.6478.26 and ensured that Google is still the default SE for Standard & Private tabs
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

1.68.2 Chromium: 125.0.6422.41	1.68.75 Chromium: 126.0.6478.26

Updated Profile (DDG/Startpage)

• installed 1.68.2 Chromium: 125.0.6422.41
• changed the default SE to DDG under Search Engines for Standard tab
• changed the default SE to Startpage under Search Engines for Private tab
• updated to 1.68.75 Chromium: 126.0.6478.26
• ensured that DDG wasn't replaced with Brave Search as the default SE for Standard tab
• ensured that Startpage wasn't replaced with Brave Search as the default SE for Private tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

1.68.2 Chromium: 125.0.6422.41	1.68.75 Chromium: 126.0.6478.26

---

DE (Germany) locale - PASSED

Clean Profile

• ensured that Brave Search was selected as the default for both Standard/Private tab via Search Engines in Settings
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

Example	Example	Example

Updated Profile (Brave/Brave)

• installed 1.68.2 Chromium: 125.0.6422.41
• ensured that Brave Search was the default SE selected under Search Engines for both Standard & Private tab
• updated to 1.68.75 Chromium: 126.0.6478.26 and ensured that Brave Search is still the default SE for Standard & Private
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

1.68.2 Chromium: 125.0.6422.41	1.68.75 Chromium: 126.0.6478.26

Updated Profile (Ecosia/Bing)

• installed 1.68.2 Chromium: 125.0.6422.41
• changed the default SE to Ecosia under Search Engines for Standard tab
• changed the default SE to Bing under Search Engines for Private tab
• updated to 1.68.75 Chromium: 126.0.6478.26
• ensured that Ecosia wasn't replaced with Brave Search as the default SE for Standard tab
• ensured that Bing wasn't replaced with Brave Search as the default SE for Private tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

1.68.2 Chromium: 125.0.6422.41	1.68.75 Chromium: 126.0.6478.26

---

PL (Poland) locale - PASSED

Clean Profile

• ensured that Google was selected as the default for both Standard/Private tab via Search Engines in Settings
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

Example	Example	Example

Updated Profile (Google/Google)

• installed 1.68.2 Chromium: 125.0.6422.41
• ensured that Google was the default SE selected under Search Engines for both Standard & Private tab
• updated to 1.68.75 Chromium: 126.0.6478.26 and ensured that Google is still the default SE for Standard & Private tabs
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

1.68.2 Chromium: 125.0.6422.41	1.68.75 Chromium: 126.0.6478.26

Updated Profile (Qwant/Startpage)

• installed 1.68.2 Chromium: 125.0.6422.41
• changed the default SE to Qwant under Search Engines for Standard tab
• changed the default SE to Startpage under Search Engines for Private tab
• updated to 1.68.75 Chromium: 126.0.6478.26
• ensured that Qwant wasn't replaced with Brave Search as the default SE for Standard tab
• ensured that Startpage wasn't replaced with Brave Search as the default SE for Private tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Standard tab
• ensured that Brave Search was the first engine via the drop down list under Search Engines for Private tab

1.68.2 Chromium: 125.0.6422.41	1.68.75 Chromium: 126.0.6478.26