Always unlock all libsecret items in Password Manager and OSCrypt

chrome/browser/password_manager/native_backend_libsecret_unittest.cc

 // Copyright (c) 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 <stdarg.h>
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/location.h"
 #include "base/run_loop.h"
@@ skipping 111 matching lines @@
   global_mock_libsecret_items->push_back(item);
   return true;
 }
 
 GList* mock_secret_service_search_sync(SecretService* service,
                                        const SecretSchema* schema,
                                        GHashTable* attributes,
                                        SecretSearchFlags flags,
                                        GCancellable* cancellable,
                                        GError** error) {
+  EXPECT_TRUE(flags & SECRET_SEARCH_UNLOCK);
   GList* result = nullptr;
   for (MockSecretItem* item : *global_mock_libsecret_items) {
     if (Matches(item, attributes))
       result = g_list_append(result, item);
   }
   return result;
 }
 
 gboolean mock_secret_password_clear_sync(const SecretSchema* schema,
                                          GCancellable* cancellable,
@@ skipping 834 matching lines @@
   EXPECT_EQ(form_google_, *form_list[0]);
 
   EXPECT_EQ(1u, global_mock_libsecret_items->size());
   if (!global_mock_libsecret_items->empty()) {
     CheckMockSecretItem((*global_mock_libsecret_items)[0], form_google_,
                         "chrome-42");
   }
 }
 
 // TODO(mdm): add more basic tests here at some point.