Add delayed retry to DeviceManagementService requests.

chrome/browser/extensions/api/enterprise_device_attributes/enterprise_device_attributes_apitest.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 "base/strings/stringprintf.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/policy/affiliation_test_helper.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
 #include "chrome/browser/chromeos/policy/device_policy_cros_browser_test.h"
 #include "chrome/browser/chromeos/policy/stub_enterprise_install_attributes.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/net/url_request_mock_util.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "chromeos/dbus/fake_session_manager_client.h"
 #include "chromeos/login/user_names.h"
+#include "components/policy/core/common/cloud/device_management_service.h"
 #include "components/policy/core/common/mock_configuration_policy_provider.h"
 #include "components/prefs/pref_service.h"
 #include "components/signin/core/account_id/account_id.h"
 #include "components/user_manager/user_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/test_utils.h"
 #include "extensions/browser/api_test_utils.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/test_extension_registry_observer.h"
 #include "extensions/test/result_catcher.h"
@@ skipping 85 matching lines @@
 
     fake_session_manager_client->set_device_policy(device_policy->GetBlob());
     fake_session_manager_client->OnPropertyChangeComplete(true);
 
     // Init the user policy provider.
     EXPECT_CALL(policy_provider_, IsInitializationComplete(testing::_))
         .WillRepeatedly(testing::Return(true));
     policy_provider_.SetAutoRefresh();
     policy::BrowserPolicyConnector::SetPolicyProviderForTesting(
         &policy_provider_);
+
+    // Set retry delay to prevent timeouts

[cschuet (SLOW), 2016/05/13 15:20:22]

nit "." at the end.

[Marton Hunyady, 2016/05/13 15:27:26]

Done.

+    policy::DeviceManagementService::SetRetryDelayForTesting(0);
   }
 
   void SetUpOnMainThread() override {
     const base::ListValue* users =
         g_browser_process->local_state()->GetList("LoggedInUsers");
     if (!users->empty()) {
       policy::affiliation_test_helper::LoginUser(
           affiliated_account_id_.GetUserEmail());
     }
 
@@ skipping 103 matching lines @@
       "'enterprise.deviceAttributes' is not allowed for specified install "
       "location.",
       extension->install_warnings()[0].message);
 }
 
 // Both cases of affiliated and non-affiliated on the device user are tested.
 INSTANTIATE_TEST_CASE_P(AffiliationCheck,
                           EnterpriseDeviceAttributesTest,
                         ::testing::Values(Params(true), Params(false)));
 }  //  namespace extensions