Disable ChromeNotifierServiceTest.SetAddedAppIdsTest on GTK.

It's failing like so:

[ RUN      ] ChromeNotifierServiceTest.SetAddedAppIdsTest
../../chrome/browser/notifications/sync_notifier/chrome_notifier_service_unittest.cc:712: Failure
Value of: notification_manager()->added_notifications()
  Actual: 1
Expected: static_cast<size_t>(2)
Which is: 2
[  FAILED  ] ChromeNotifierServiceTest.SetAddedAppIdsTest (37 ms)

TBR=petewil@chromium.org
BUG=358031

Review URL: https://codereview.chromium.org/218723002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@260469 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/notifications/sync_notifier/chrome_notifier_service_unittest.cc

@@ -688,7 +688,13 @@ TEST_F(ChromeNotifierServiceTest, CheckInitializedServicesTest) {
   EXPECT_EQ(0U, notification_manager()->added_notifications());
 }
 
-TEST_F(ChromeNotifierServiceTest, SetAddedAppIdsTest) {
+#if defined(TOOLKIT_GTK)
+// TODO(petewil): crbug.com/358031
+#define MAYBE_SetAddedAppIdsTest DISABLED_SetAddedAppIdsTest
+#else
+#define MAYBE_SetAddedAppIdsTest SetAddedAppIdsTest
+#endif
+TEST_F(ChromeNotifierServiceTest, MAYBE_SetAddedAppIdsTest) {
   ChromeNotifierService notifier(profile_.get(), notification_manager());
   notifier.set_avoid_bitmap_fetching_for_test(true);