Disabled KioskUpdateTest.LaunchCachedOfflineEnabledAppNoNetwork on ChromeOS debug

TBR=xiyuan@chromium.org

Bug: 949490
Change-Id: Ic9b20c0a6c3c9898867a1c903b0a5dc6f797a0bb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1901068Reviewed-by: Andy Paicu <andypaicu@chromium.org>
Commit-Queue: Andy Paicu <andypaicu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#712975}

chrome/browser/chromeos/login/kiosk_browsertest.cc

@@ -1660,8 +1660,16 @@ IN_PROC_BROWSER_TEST_F(KioskUpdateTest,
               /*wait_for_app_data=*/true);
 }
 
+// crbug.com/949490
+#if defined(OS_CHROMEOS) && !defined(NDEBUG)
+#define MAYBE_LaunchCachedOfflineEnabledAppNoNetwork \
+  DISABLED_LaunchCachedOfflineEnabledAppNoNetwork
+#else
+#define MAYBE_LaunchCachedOfflineEnabledAppNoNetwork \
+  LaunchCachedOfflineEnabledAppNoNetwork
+#endif
 IN_PROC_BROWSER_TEST_F(KioskUpdateTest,
-                       LaunchCachedOfflineEnabledAppNoNetwork) {
+                       MAYBE_LaunchCachedOfflineEnabledAppNoNetwork) {
   set_test_app_id(kTestOfflineEnabledKioskApp);
   EXPECT_TRUE(
       KioskAppManager::Get()->HasCachedCrx(kTestOfflineEnabledKioskApp));