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

chrome/browser/password_manager/password_store_mac_internal.h

 // 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.
 
 #ifndef CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_MAC_INTERNAL_H_
 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_MAC_INTERNAL_H_
 
 #include <Security/Security.h>
 
 #include <string>
 #include <vector>
 
 #include "crypto/apple_keychain.h"
 
 using crypto::AppleKeychain;
 
 // Adapter that wraps a AppleKeychain and provides interaction in terms of
 // PasswordForms instead of Keychain items.
 class MacKeychainPasswordFormAdapter {
  public:
   // Creates an adapter for |keychain|. This class does not take ownership of
   // |keychain|, so the caller must make sure that the keychain outlives the
   // created object.
   explicit MacKeychainPasswordFormAdapter(const AppleKeychain* keychain);
 
   // Returns PasswordForms for each keychain entry that could be used to fill
   // |form|. Caller is responsible for deleting the returned forms.
   std::vector<content::PasswordForm*> PasswordsFillingForm(
-      const content::PasswordForm& query_form);
+      const content::PasswordForm& query_form,
+      PasswordStore::AuthorizationPromptPermission
+          authorization_prompt_permission);
 
   // Returns PasswordForms for each keychain entry that could be merged with
   // |form|. Differs from PasswordsFillingForm in that the username must match.
   // Caller is responsible for deleting the returned forms.
   std::vector<content::PasswordForm*> PasswordsMergeableWithForm(
       const content::PasswordForm& query_form);
 
   // Returns the PasswordForm for the Keychain entry that matches |form| on all
   // of the fields that uniquely identify a Keychain item, or NULL if there is
   // no such entry.
   // Caller is responsible for deleting the returned form.
   content::PasswordForm* PasswordExactlyMatchingForm(
-      const content::PasswordForm& query_form);
+      const content::PasswordForm& query_form,
+      PasswordStore::AuthorizationPromptPermission
+          authorization_prompt_permission);
 
   // Returns true if PasswordsMergeableWithForm would return any items. This is
   // a separate method because calling PasswordsMergeableWithForm and checking
   // the return count would require reading the passwords from the keychain,
   // thus potentially triggering authorizaiton UI, whereas this won't.
   bool HasPasswordsMergeableWithForm(
       const content::PasswordForm& query_form);
 
   // Returns all keychain items of types corresponding to password forms.
   std::vector<content::PasswordForm*> GetAllPasswordFormPasswords();
 
   // Creates a new keychain entry from |form|, or updates the password of an
   // existing keychain entry if there is a collision. Returns true if a keychain
   // entry was successfully added/updated.
   bool AddPassword(const content::PasswordForm& form);
 
   // Removes the keychain password matching |form| if any. Returns true if a
   // keychain item was found and successfully removed.
   bool RemovePassword(const content::PasswordForm& form);
 
   // Controls whether or not Chrome will restrict Keychain searches to items
   // that it created. Defaults to false.
   void SetFindsOnlyOwnedItems(bool finds_only_owned);
 
  private:
   // Returns PasswordForms constructed from the given Keychain items, calling
   // AppleKeychain::Free on all of the keychain items and clearing the vector.
   // Caller is responsible for deleting the returned forms.
   std::vector<content::PasswordForm*> ConvertKeychainItemsToForms(
-      std::vector<SecKeychainItemRef>* items);
+      std::vector<SecKeychainItemRef>* items,
+      PasswordStore::AuthorizationPromptPermission
+          authorization_prompt_permission);
 
   // Searches |keychain| for the specific keychain entry that corresponds to the
   // given form, and returns it (or NULL if no match is found). The caller is
   // responsible for calling AppleKeychain::Free on on the returned item.
   SecKeychainItemRef KeychainItemForForm(
       const content::PasswordForm& form);
 
   // Returns the Keychain items matching the given signon_realm, scheme, and
   // optionally path and username (either of both can be NULL).
   // The caller is responsible for calling AppleKeychain::Free on the
@@ skipping 82 matching lines @@
 // Fills in the passwords for as many of the forms in |database_forms| as
 // possible using entries from |keychain| and returns them. On return,
 // |database_forms| will contain only the forms for which no password was found.
 std::vector<content::PasswordForm*> GetPasswordsForForms(
     const AppleKeychain& keychain,
     std::vector<content::PasswordForm*>* database_forms);
 
 }  // namespace internal_keychain_helpers
 
 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_MAC_INTERNAL_H_