Disable flaky test EulaTest.LoadOffline

TBR=rsorokin@chromium.org

No-Try: true
Bug: 1015948
Change-Id: I971b24ba40310d9c368e26127a275e2677d51e81
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1872150Reviewed-by: Ella Ge <eirage@chromium.org>
Commit-Queue: Ella Ge <eirage@chromium.org>
Cr-Commit-Position: refs/heads/master@{#707812}

chrome/browser/chromeos/login/eula_browsertest.cc

@@ -247,7 +247,8 @@ IN_PROC_BROWSER_TEST_F(EulaTest, DISABLED_LoadOnline) {
 
 // Tests that offline version is shown when the online version is not
 // accessible.
-IN_PROC_BROWSER_TEST_F(EulaTest, LoadOffline) {
+// Disable due to flaky crbug.com/1015948
+IN_PROC_BROWSER_TEST_F(EulaTest, DISABLED_LoadOffline) {
   set_allow_online_eula(false);
   ShowEulaScreen();