Fix best credentials selection algorithm in Password Manager.

chrome/browser/ui/passwords/manage_passwords_state.cc

 // Copyright 2015 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_state.h"
 
 #include <utility>
 
 #include "components/password_manager/core/browser/browser_save_password_progress_logger.h"
 #include "components/password_manager/core/browser/log_manager.h"
@@ skipping 137 matching lines @@
   origin_ = form_manager_->pending_credentials().origin;
   SetState(password_manager::ui::CONFIRMATION_STATE);
 }
 
 void ManagePasswordsState::OnPasswordAutofilled(
     const PasswordFormMap& password_form_map,
     const GURL& origin) {
   // TODO(vabr): Revert back to DCHECK once http://crbug.com/486931 is fixed.
   CHECK(!password_form_map.empty());
   ClearData();
-  if (password_form_map.begin()->second->is_public_suffix_match) {
+  bool only_PSL_matches =
+      find_if(password_form_map.begin(), password_form_map.end(),
+              [](const std::pair<const base::string16,
+                                 scoped_ptr<autofill::PasswordForm>>& p) {
+                return !p.second->is_public_suffix_match;
+              }) == password_form_map.end();
+  if (only_PSL_matches) {
     // Don't show the UI for PSL matched passwords. They are not stored for this
     // page and cannot be deleted.
     origin_ = GURL();
     SetState(password_manager::ui::INACTIVE_STATE);
   } else {
     local_credentials_forms_ = DeepCopyMapToVector(password_form_map);
     origin_ = origin;
     SetState(password_manager::ui::MANAGE_STATE);
   }
 }
@@ skipping 131 matching lines @@
   DCHECK(client_);
   if (client_->GetLogManager()->IsLoggingActive()) {
     password_manager::BrowserSavePasswordProgressLogger logger(
         client_->GetLogManager());
     logger.LogNumber(
         autofill::SavePasswordProgressLogger::STRING_NEW_UI_STATE,
         state);
   }
   state_ = state;
 }