[Mac] Passwords: Don't always prompt to access passwords saved by other browsers

chrome/browser/password_manager/password_store_mac.cc

 // Copyright (c) 2012 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/password_manager/password_store_mac.h"
 #include "chrome/browser/password_manager/password_store_mac_internal.h"
 
 #include <CoreServices/CoreServices.h>
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/mac/mac_logging.h"
 #include "base/mac/mac_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
+#include "chrome/browser/mac/security_wrappers.h"
 #include "chrome/browser/password_manager/login_database.h"
 #include "chrome/browser/password_manager/password_store_change.h"
 #include "content/public/browser/notification_service.h"
 #include "crypto/apple_keychain.h"
 
 using autofill::PasswordForm;
 using crypto::AppleKeychain;
 
 // Utility class to handle the details of constructing and running a keychain
 // search from a set of attributes.
@@ skipping 939 matching lines @@
       content::NotificationService::current()->Notify(
           chrome::NOTIFICATION_LOGINS_CHANGED,
           content::Source<PasswordStore>(this),
           content::Details<PasswordStoreChangeList>(&changes));
     }
   }
 }
 
 void PasswordStoreMac::GetLoginsImpl(
     const autofill::PasswordForm& form,
+    AuthorizationPromptPolicy prompt_policy,
     const ConsumerCallbackRunner& callback_runner) {
+  chrome::ScopedSecKeychainSetUserInteractionAllowed user_interaction_allowed(
+      prompt_policy == ALLOW_PROMPT);
+
   MacKeychainPasswordFormAdapter keychain_adapter(keychain_.get());
   std::vector<PasswordForm*> keychain_forms =
       keychain_adapter.PasswordsFillingForm(form);
 
   std::vector<PasswordForm*> database_forms;
   login_metadata_db_->GetLogins(form, &database_forms);
 
   std::vector<PasswordForm*> matched_forms;
   internal_keychain_helpers::MergePasswordForms(&keychain_forms,
                                                 &database_forms,
@@ skipping 111 matching lines @@
   owned_keychain_adapter.SetFindsOnlyOwnedItems(true);
   for (std::vector<PasswordForm*>::const_iterator i = forms.begin();
        i != forms.end(); ++i) {
     owned_keychain_adapter.RemovePassword(**i);
   }
 }
 
 void PasswordStoreMac::CreateNotificationService() {
   notification_service_.reset(content::NotificationService::Create());
 }