[iOS] Remove iOS Keychain data from CPE

The iOS Keychain is unreliable and sometimes crashes when the app
is backgrounded or the device is locked. Moving account and email
data from it to NSUserDefaults, which already contains similar data.

Bug: 380790152
Change-Id: I0b6fee7804377fdd80a755b43599d8e7e9083e05
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6199625
Reviewed-by: Noémie St-Onge <noemies@google.com>
Commit-Queue: Alexis Hétu <sugoi@chromium.org>
Reviewed-by: Tommy Martino <tmartino@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1415080}
NOKEYCHECK=True
GitOrigin-RevId: 6d3d32c5a96d8ef7e2c2c545fa810d042b46acc1
13 files changed
tree: 8eb1010841543c8f016f747c597922048b3fd682
  1. build/
  2. chrome/
  3. components/
  4. google_internal/
  5. intents/
  6. net/
  7. public/
  8. testing/
  9. third_party/
  10. tools/
  11. web/
  12. web_view/
  13. .swift-format
  14. BUILD.gn
  15. COMMON_METADATA
  16. DEPS
  17. DIR_METADATA
  18. features.gni
  19. OWNERS
  20. PRESUBMIT.py
  21. PRESUBMIT_test.py
  22. README.md
README.md

This directory holds code related to Chrome for iOS. See this document for a description of the structure underneath this directory.