[Passwords] Add ChangePasswordAffiliationInfo feature flag

This change adds a new feature kChangePasswordAffiliationInfo.

Bug: 1108279
Change-Id: If696d7a42002ce8cc73aefe9bdbaf971ba2aff71
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2367678Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Reviewed-by: Jan Wilken Dörrie <jdoerrie@chromium.org>
Commit-Queue: Nela Kaczmarek <nelakaczmarek@google.com>
Cr-Commit-Position: refs/heads/master@{#800944}

components/password_manager/core/common/password_manager_features.cc

@@ -17,6 +17,11 @@ namespace features {
 const base::Feature kBiometricTouchToFill = {"BiometricTouchToFill",
                                              base::FEATURE_DISABLED_BY_DEFAULT};
 
+// Enables creating Affiliation Service and prefetching change password info for
+// requested sites.
+const base::Feature kChangePasswordAffiliationInfo = {
+    "ChangePasswordAffiliationInfo", base::FEATURE_DISABLED_BY_DEFAULT};
+
 // After saving/updating a password show a bubble reminder about the status of
 // other compromised credentials.
 const base::Feature kCompromisedPasswordsReengagement = {

components/password_manager/core/common/password_manager_features.h

@@ -18,6 +18,7 @@ namespace features {
 // alongside the definition of their values in the .cc file.
 
 extern const base::Feature kBiometricTouchToFill;
+extern const base::Feature kChangePasswordAffiliationInfo;
 extern const base::Feature kCompromisedPasswordsReengagement;
 extern const base::Feature kEditPasswordsInDesktopSettings;
 extern const base::Feature kDeleteCorruptedPasswords;