[Password Manager] Convert |pending_login_managers_| to an array of scoped_refptr

chrome/browser/ui/passwords/manage_passwords_ui_controller.h

Index: chrome/browser/ui/passwords/manage_passwords_ui_controller.h
diff --git a/chrome/browser/ui/passwords/manage_passwords_ui_controller.h b/chrome/browser/ui/passwords/manage_passwords_ui_controller.h
index dfcfa146dd10db85583589f1dc4e69267d33afac..a633062833a7d33060fa3222830bdce04c141f65 100644
--- a/chrome/browser/ui/passwords/manage_passwords_ui_controller.h
+++ b/chrome/browser/ui/passwords/manage_passwords_ui_controller.h
@@ -44,11 +44,10 @@ class ManagePasswordsUIController
   ~ManagePasswordsUIController() override;
 
   // PasswordsClientUIDelegate:
-  void OnPasswordSubmitted(
-      std::unique_ptr<password_manager::PasswordFormManager> form_manager)
-      override;
+  void OnPasswordSubmitted(scoped_refptr<password_manager::PasswordFormManager>
+                               form_manager) override;
   void OnUpdatePasswordSubmitted(
-      std::unique_ptr<password_manager::PasswordFormManager> form_manager)
+      scoped_refptr<password_manager::PasswordFormManager> form_manager)
       override;
   bool OnChooseCredentials(
       std::vector<std::unique_ptr<autofill::PasswordForm>> local_credentials,
@@ -59,7 +58,7 @@ class ManagePasswordsUIController
       const GURL& origin) override;
   void OnPromptEnableAutoSignin() override;
   void OnAutomaticPasswordSave(
-      std::unique_ptr<password_manager::PasswordFormManager> form_manager)
+      scoped_refptr<password_manager::PasswordFormManager> form_manager)
       override;
   void OnPasswordAutofilled(
       const std::map<base::string16, const autofill::PasswordForm*>&