Add ScopedStubEnterpriseInstallAttributes for tests to set test install attributes.

chrome/browser/chromeos/policy/device_status_collector_browsertest.cc

Index: chrome/browser/chromeos/policy/device_status_collector_browsertest.cc
diff --git a/chrome/browser/chromeos/policy/device_status_collector_browsertest.cc b/chrome/browser/chromeos/policy/device_status_collector_browsertest.cc
index b2f62e98b9afe26c2b04f77e293308c5025e90a9..985350eeee967dbd47206521ca5d423a7fa274ee 100644
--- a/chrome/browser/chromeos/policy/device_status_collector_browsertest.cc
+++ b/chrome/browser/chromeos/policy/device_status_collector_browsertest.cc
@@ -152,6 +152,10 @@ class DeviceStatusCollectorTest : public testing::Test {
     : ui_thread_(content::BrowserThread::UI, &message_loop_),
       file_thread_(content::BrowserThread::FILE, &message_loop_),
       io_thread_(content::BrowserThread::IO, &message_loop_),
+      install_attributes_("managed.com",
+                          "user@managed.com",
+                          "device_id",
+                          DEVICE_MODE_ENTERPRISE),
       user_manager_(new chromeos::MockUserManager()),
       user_manager_enabler_(user_manager_) {
     // Run this test with a well-known timezone so that Time::LocalMidnight()
@@ -173,13 +177,6 @@ class DeviceStatusCollectorTest : public testing::Test {
         cros_settings_->RemoveSettingsProvider(device_settings_provider_));
     cros_settings_->AddSettingsProvider(&stub_settings_provider_);
 
-    // Set up fake install attributes.
-    StubEnterpriseInstallAttributes* attributes =
-        new StubEnterpriseInstallAttributes();
-    attributes->SetDomain("managed.com");
-    attributes->SetRegistrationUser("user@managed.com");
-    BrowserPolicyConnectorChromeOS::SetInstallAttributesForTesting(attributes);
-
     RestartStatusCollector();
   }
 
@@ -261,6 +258,7 @@ class DeviceStatusCollectorTest : public testing::Test {
   content::TestBrowserThread file_thread_;
   content::TestBrowserThread io_thread_;
 
+  ScopedStubEnterpriseInstallAttributes install_attributes_;
   TestingPrefServiceSimple prefs_;
   chromeos::system::MockStatisticsProvider statistics_provider_;
   chromeos::ScopedTestDeviceSettingsService test_device_settings_service_;