Make --allow-cross-domain-auth-prompt equivalent to a preference.

chrome/browser/policy/configuration_policy_pref_store_unittest.cc

 // Copyright (c) 2011 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/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "chrome/browser/policy/configuration_policy_pref_store.h"
 #include "chrome/browser/policy/mock_configuration_policy_provider.h"
 #include "chrome/browser/prefs/proxy_config_dictionary.h"
 #include "chrome/common/pref_names.h"
@@ skipping 215 matching lines @@
                     prefs::kEnableTranslate),
         TypeAndName(kPolicyAllowOutdatedPlugins,
                     prefs::kPluginsAllowOutdated),
         TypeAndName(kPolicyAlwaysAuthorizePlugins,
                     prefs::kPluginsAlwaysAuthorize),
         TypeAndName(kPolicyBookmarkBarEnabled,
                     prefs::kEnableBookmarkBar),
         TypeAndName(kPolicyEditBookmarksEnabled,
                     prefs::kEditBookmarksEnabled),
         TypeAndName(kPolicyAllowFileSelectionDialogs,
-                    prefs::kAllowFileSelectionDialogs)));
+                    prefs::kAllowFileSelectionDialogs),
+        TypeAndName(kPolicyAllowCrossOriginAuthPrompt,
+                    prefs::kAllowCrossOriginAuthPrompt)));
 
 #if defined(OS_CHROMEOS)
 INSTANTIATE_TEST_CASE_P(
     CrosConfigurationPolicyPrefStoreBooleanTestInstance,
     ConfigurationPolicyPrefStoreBooleanTest,
     testing::Values(
         TypeAndName(kPolicyChromeOsLockOnIdleSuspend,
                     prefs::kEnableScreenLock)));
 #endif  // defined(OS_CHROMEOS)
 
@@ skipping 614 matching lines @@
 
   provider_.SetInitializationComplete(true);
   EXPECT_FALSE(store_->IsInitializationComplete());
 
   store_->OnUpdatePolicy();
   Mock::VerifyAndClearExpectations(&observer_);
   EXPECT_TRUE(store_->IsInitializationComplete());
 }
 
 }  // namespace policy