Disable flaky KioskAppManagerTest.BadApp

Bug: 837195
Change-Id: I614803104d1dcefb946b2fd058fc1febf1a60b7e
Tbr: achuith
Reviewed-on: https://chromium-review.googlesource.com/1030130Reviewed-by: Max Morin <maxmorin@chromium.org>
Reviewed-by: Achuith Bhandarkar <achuith@chromium.org>
Commit-Queue: Max Morin <maxmorin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#553984}

chrome/browser/chromeos/app_mode/kiosk_app_manager_browsertest.cc

@@ -610,7 +610,8 @@ IN_PROC_BROWSER_TEST_F(KioskAppManagerTest, UpdateAppDataFromCrx) {
   CheckAppData(kAppId, kAppName, "1234");
 }
 
-IN_PROC_BROWSER_TEST_F(KioskAppManagerTest, BadApp) {
+// Flaky: https://crbug.com/837195
+IN_PROC_BROWSER_TEST_F(KioskAppManagerTest, DISABLED_BadApp) {
   AppDataLoadWaiter waiter(manager(), 2);
   manager()->AddApp("unknown_app", owner_settings_service_.get());
   waiter.Wait();