Fix build when ENABLE_MANAGED_USERS is not defined

chrome/chrome_tests.gypi

Index: chrome/chrome_tests.gypi
diff --git a/chrome/chrome_tests.gypi b/chrome/chrome_tests.gypi
index 7f69ba422ff8cd6b8aed263ce7f82ff76e972877..953a359e85110018494fa862a5c0475f07f437c6 100644
--- a/chrome/chrome_tests.gypi
+++ b/chrome/chrome_tests.gypi
@@ -1467,6 +1467,9 @@
         'browser/ui/webui/downloads_ui_browsertest.cc',
         'browser/ui/webui/downloads_ui_browsertest.h',
         'browser/ui/webui/downloads_ui_browsertest.js',
+        'browser/ui/webui/downloads_ui_supervised_browsertest.cc',
+        'browser/ui/webui/downloads_ui_supervised_browsertest.h',
+        'browser/ui/webui/downloads_ui_supervised_browsertest.js',
         'browser/ui/webui/extensions/chromeos/kiosk_apps_browsertest.js',
         'browser/ui/webui/extensions/extension_settings_browsertest.cc',
         'browser/ui/webui/extensions/extension_settings_browsertest.h',
@@ -2007,6 +2010,14 @@
             ['exclude', '^browser/ui/webui/app_list/'],
           ],
         }],
+        ['enable_managed_users==0', {
+          'sources/': [
+            ['exclude', '^browser/supervised_user/'],
+            ['exclude', '^browser/ui/webui/downloads_ui_supervised_browsertest.cc'],
+            ['exclude', '^browser/ui/webui/downloads_ui_supervised_browsertest.h'],
+            ['exclude', '^browser/ui/webui/downloads_ui_supervised_browsertest.js'],
+          ],
+        }],
         ['enable_pepper_cdms==1', {
           'dependencies': [
             # Runtime dependencies.
@@ -2501,6 +2512,11 @@
             'browser/sync/test/integration/two_client_app_list_sync_test.cc',
           ],
         }],
+        ['enable_managed_users==0', {
+          'sources!': [
+            'browser/sync/test/integration/single_client_managed_user_settings_sync_test.cc',
+          ],
+        }],
       ],
     },
     {