Move Credentials when migrating to HSTS page

components/password_manager/core/browser/password_manager_metrics_util.h

Index: components/password_manager/core/browser/password_manager_metrics_util.h
diff --git a/components/password_manager/core/browser/password_manager_metrics_util.h b/components/password_manager/core/browser/password_manager_metrics_util.h
index e166754ecc713b66d87f309f004524223bc2faf0..c79b11d88fc03350c97eb16a992d12d6d3d8b033 100644
--- a/components/password_manager/core/browser/password_manager_metrics_util.h
+++ b/components/password_manager/core/browser/password_manager_metrics_util.h
@@ -172,6 +172,13 @@ enum CredentialManagerGetMediation {
   CREDENTIAL_MANAGER_GET_UNMEDIATED
 };
 
+// Metrics: "PasswordManager.HttpPasswordMigrationMode"
+enum HttpPasswordMigrationMode {
+  HTTP_PASSWORD_MIGRATION_MODE_MOVE,
+  HTTP_PASSWORD_MIGRATION_MODE_COPY,
+  HTTP_PASSWORD_MIGRATION_MODE_COUNT
+};
+
 enum PasswordReusePasswordFieldDetected {
   NO_PASSWORD_FIELD,
   HAS_PASSWORD_FIELD,
@@ -228,6 +235,9 @@ void LogShouldBlockPasswordForSameOriginButDifferentScheme(bool should_block);
 // Logs number of passwords migrated from HTTP to HTTPS.
 void LogCountHttpMigratedPasswords(int count);
 
+// Logs mode of HTTP password migration.
+void LogHttpPasswordMigrationMode(HttpPasswordMigrationMode mode);
+
 // Log if the account chooser has empty username or duplicate usernames. In
 // addition record number of the placeholder avatars and total number of rows.
 void LogAccountChooserUsability(AccountChooserUsabilityMetric usability,