Disable flaky OobeConfigurationTests.

These tests were re-enabled but still flakily time out.

TBR=antrim@chromium.org,fdegans@chromium.org

Bug: 997685
Change-Id: Ia9400275968449b689f96f3cdf28c4567df128fe
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1980889Reviewed-by: Fabrice de Gans-Riberi <fdegans@chromium.org>
Commit-Queue: Fabrice de Gans-Riberi <fdegans@chromium.org>
Cr-Commit-Position: refs/heads/master@{#727190}

chrome/browser/chromeos/login/configuration_based_oobe_browsertest.cc

@@ -36,6 +36,10 @@
 #include "components/prefs/pref_service.h"
 #include "ui/base/ime/chromeos/input_method_util.h"
 
+// Disabled due to flakiness: https://crbug.com/997685.
+#define MAYBE_TestDemoModeOfflineNetwork DISABLED_TestDemoModeOfflineNetwork
+#define MAYBE_TestDemoModeAcceptEula DISABLED_TestDemoModeAcceptEula
+
 namespace chromeos {
 
 // This test case will use
@@ -217,7 +221,8 @@ IN_PROC_BROWSER_TEST_F(OobeConfigurationTest, TestDemoModePreferences) {
 
 // Check that configuration lets correctly use offline demo mode on network
 // screen.
-IN_PROC_BROWSER_TEST_F(OobeConfigurationTest, TestDemoModeOfflineNetwork) {
+IN_PROC_BROWSER_TEST_F(OobeConfigurationTest,
+                       MAYBE_TestDemoModeOfflineNetwork) {
   LoadConfiguration();
   OobeScreenWaiter(DemoPreferencesScreenView::kScreenId).Wait();
   SimulateOfflineEnvironment();
@@ -226,7 +231,7 @@ IN_PROC_BROWSER_TEST_F(OobeConfigurationTest, TestDemoModeOfflineNetwork) {
 
 // Check that configuration lets correctly use offline demo mode on EULA
 // screen.
-IN_PROC_BROWSER_TEST_F(OobeConfigurationTest, TestDemoModeAcceptEula) {
+IN_PROC_BROWSER_TEST_F(OobeConfigurationTest, MAYBE_TestDemoModeAcceptEula) {
   LoadConfiguration();
   OobeScreenWaiter(DemoPreferencesScreenView::kScreenId).Wait();
   SimulateOfflineEnvironment();