Split UserCloudPolicyManager implementation.

chrome/chrome_tests_unit.gypi

Index: chrome/chrome_tests_unit.gypi
diff --git a/chrome/chrome_tests_unit.gypi b/chrome/chrome_tests_unit.gypi
index 2bec25f93db9f7403d89d359c85a1137c3c53df0..5ecba84662bc2f26b2567cc7632cb66576c95b1e 100644
--- a/chrome/chrome_tests_unit.gypi
+++ b/chrome/chrome_tests_unit.gypi
@@ -937,6 +937,8 @@
         'browser/policy/mock_device_management_service.h',
         'browser/policy/mock_policy_service.cc',
         'browser/policy/mock_policy_service.h',
+        'browser/policy/mock_user_cloud_policy_store.cc',
+        'browser/policy/mock_user_cloud_policy_store.h',
         'browser/policy/network_configuration_updater_unittest.cc',
         'browser/policy/policy_bundle_unittest.cc',
         'browser/policy/policy_loader_mac_unittest.cc',
@@ -953,9 +955,10 @@
         'browser/policy/testing_policy_url_fetcher_factory.cc',
         'browser/policy/testing_policy_url_fetcher_factory.h',
         'browser/policy/url_blacklist_manager_unittest.cc',
+        'browser/policy/user_cloud_policy_manager_chromeos_unittest.cc',
         'browser/policy/user_cloud_policy_manager_unittest.cc',
-        'browser/policy/user_cloud_policy_store_unittest.cc',
         'browser/policy/user_cloud_policy_store_chromeos_unittest.cc',
+        'browser/policy/user_cloud_policy_store_unittest.cc',
         'browser/policy/user_policy_cache_unittest.cc',
         'browser/policy/user_policy_signin_service_unittest.cc',
         'browser/predictors/autocomplete_action_predictor_table_unittest.cc',
@@ -1836,9 +1839,11 @@
           'sources/': [
             ['exclude', '^browser/password_manager/native_backend_gnome_x_unittest.cc'],
             ['exclude', '^browser/password_manager/native_backend_kwallet_x_unittest.cc'],
+            ['exclude', '^browser/policy/mock_user_cloud_policy_store.cc' ],
+            ['exclude', '^browser/policy/mock_user_cloud_policy_store.h' ],
+            ['exclude', '^browser/policy/user_cloud_policy_manager_unittest.cc'],
             ['exclude', '^browser/policy/user_cloud_policy_store_unittest.cc'],
             ['exclude', '^browser/policy/user_policy_signin_service_unittest.cc'],
-
             ['exclude', '^browser/safe_browsing/download_protection_service_unittest.cc' ],
             ['exclude', '^browser/system_monitor/removable_device_notifications_linux_unittest.cc'],
           ],
@@ -1862,6 +1867,7 @@
             'browser/policy/device_status_collector_unittest.cc',
             'browser/policy/enterprise_install_attributes_unittest.cc',
             'browser/policy/network_configuration_updater_unittest.cc',
+            'browser/policy/proxy_policy_provider_unittest.cc',
           ],
         }],
         ['toolkit_uses_gtk == 1', {