Added a secondary feature flag for enabling SSOService for FeedbackKit

Due to some other issues with properly getting SSOService object to
pass to FeedbackKit, this CL adds a feature flag to use FeedbackKit V2
but disable passing of SSOService object.

This will cause feedback reports to be filed as anonymous.

Bug: 814587
Cq-Include-Trybots: master.tryserver.chromium.mac:ios-simulator-cronet;master.tryserver.chromium.mac:ios-simulator-full-configs
Change-Id: Iaa603b5c4344ce0d97596309b368d8cd410ad381
Reviewed-on: https://chromium-review.googlesource.com/986941
Commit-Queue: Peter Lee <[email protected]>
Reviewed-by: Sergio Collazos <[email protected]>
Cr-Commit-Position: refs/heads/master@{#547029}
diff --git a/ios/chrome/browser/about_flags.mm b/ios/chrome/browser/about_flags.mm
index d6e66b5..5308d2f 100644
--- a/ios/chrome/browser/about_flags.mm
+++ b/ios/chrome/browser/about_flags.mm
@@ -257,6 +257,10 @@
     {"feedback-kit-v2", flag_descriptions::kFeedbackKitV2Name,
      flag_descriptions::kFeedbackKitV2Description, flags_ui::kOsIos,
      FEATURE_VALUE_TYPE(kFeedbackKitV2)},
+    {"feedback-kit-v2-sso-service",
+     flag_descriptions::kFeedbackKitV2WithSSOServiceName,
+     flag_descriptions::kFeedbackKitV2WithSSOServiceDescription,
+     flags_ui::kOsIos, FEATURE_VALUE_TYPE(kFeedbackKitV2WithSSOService)},
     {"new-clear-browsing-data-ui",
      flag_descriptions::kNewClearBrowsingDataUIName,
      flag_descriptions::kNewClearBrowsingDataUIDescription, flags_ui::kOsIos,