Check for NULL PasswordFormManager* in ManagePasswordsUIController::SavePasswordInternal().

chrome/browser/ui/passwords/manage_passwords_ui_controller.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/passwords/manage_passwords_ui_controller.h"
 
 #include "base/auto_reset.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browsing_data/browsing_data_helper.h"
 #include "chrome/browser/password_manager/chrome_password_manager_client.h"
@@ skipping 200 matching lines @@
   password_manager::CredentialInfo info =
       password_manager::CredentialInfo(form, type_to_return);
   passwords_data_.credentials_callback().Run(info);
   passwords_data_.set_credentials_callback(
       ManagePasswordsState::CredentialsCallback());
 }
 
 void ManagePasswordsUIController::SavePasswordInternal() {
   password_manager::PasswordFormManager* form_manager =
       passwords_data_.form_manager();
-  DCHECK(form_manager);
-  form_manager->Save();
+  // TODO(vasilii): it's not OK to call SavePassword() when |form_manager| is 0.
+  // If this is a cause of http://crbug.com/468474 then we should hide the
+  // bubble when ManagePasswordsUIController changes its internal state.
+  if (form_manager)
+    form_manager->Save();
 }
 
 void ManagePasswordsUIController::NeverSavePassword() {
   DCHECK(PasswordPendingUserDecision());
   NeverSavePasswordInternal();
   passwords_data_.TransitionToState(password_manager::ui::BLACKLIST_STATE);
   UpdateBubbleAndIconVisibility();
 }
 
 void ManagePasswordsUIController::NeverSavePasswordInternal() {
@@ skipping 104 matching lines @@
   updater->ExecuteCommand(IDC_MANAGE_PASSWORDS_FOR_PAGE);
 #endif
 }
 
 void ManagePasswordsUIController::WebContentsDestroyed() {
   password_manager::PasswordStore* password_store =
       GetPasswordStore(web_contents());
   if (password_store)
     password_store->RemoveObserver(this);
 }