Gardending: Disable flaky TestReadingListEventsAcrossProfiles on Mac

(cherry picked from commit a9dff3d)

Bug: 1482646
Change-Id: I0706896f25e1fbfded3792fd5eafbefcda4c5b77
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4866058
Auto-Submit: Mingyu Lei <leimy@chromium.org>
Reviewed-by: Yoshisato Yanagisawa <yyanagisawa@google.com>
Commit-Queue: Mingyu Lei <leimy@chromium.org>
Owners-Override: Mingyu Lei <leimy@chromium.org>
Cr-Original-Commit-Position: refs/heads/main@{#1196637}
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4913632
Auto-Submit: Joseph Park <josephjoopark@chromium.org>
Reviewed-by: David Pennington <dpenning@chromium.org>
Commit-Queue: Joseph Park <josephjoopark@chromium.org>
Owners-Override: Joseph Park <josephjoopark@chromium.org>
Cr-Commit-Position: refs/branch-heads/5993@{#1233}
Cr-Branched-From: 5113507-refs/heads/main@{#1192594}

chrome/browser/extensions/api/reading_list/reading_list_apitest.cc

@@ -19,8 +19,16 @@ IN_PROC_BROWSER_TEST_F(ReadingListApiTest, TestReadingListWorks) {
   ASSERT_TRUE(RunExtensionTest("reading_list")) << message_;
 }
 
+// TODO(crbug.com/1482646): Re-enable this test
+#if BUILDFLAG(IS_MAC)
+#define MAYBE_TestReadingListEventsAcrossProfiles \
+  DISABLED_TestReadingListEventsAcrossProfiles
+#else
+#define MAYBE_TestReadingListEventsAcrossProfiles \
+  TestReadingListEventsAcrossProfiles
+#endif  // BUILDFLAG(IS_MAC)
 IN_PROC_BROWSER_TEST_F(ReadingListApiTest,
-                       TestReadingListEventsAcrossProfiles) {
+                       MAYBE_TestReadingListEventsAcrossProfiles) {
   // The EventRouter is shared between on- and off-the-record profiles, so
   // this observer will catch events for each.
   TestEventRouterObserver event_observer(EventRouter::Get(profile()));