[iOSAddAddressManually] Add manual address entry flag

Introduces a feature flag to control the manual address entry feature.

Bug: 394113792
Change-Id: I5346c0f515a3f80ad12ad6615e1f2903c9f0982f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6229669
Reviewed-by: Vincent Boisselle <[email protected]>
Reviewed-by: NoĆ©mie St-Onge <[email protected]>
Commit-Queue: Sourav Uttam Sinha <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1417369}
diff --git a/ios/chrome/browser/flags/about_flags.mm b/ios/chrome/browser/flags/about_flags.mm
index a55bdf3..d3904fc8 100644
--- a/ios/chrome/browser/flags/about_flags.mm
+++ b/ios/chrome/browser/flags/about_flags.mm
@@ -2436,6 +2436,9 @@
      flag_descriptions::kLensGestureTextSelectionDisabledName,
      flag_descriptions::kLensGestureTextSelectionDisabledDescription,
      flags_ui::kOsIos, FEATURE_VALUE_TYPE(kLensGestureTextSelectionDisabled)},
+    {"add-address-manually", flag_descriptions::kAddAddressManuallyName,
+     flag_descriptions::kAddAddressManuallyDescription, flags_ui::kOsIos,
+     FEATURE_VALUE_TYPE(kAddAddressManually)},
 };
 
 bool SkipConditionalFeatureEntry(const flags_ui::FeatureEntry& entry) {