Disable TestSetCaretSetsSequentialFocusNavigationStartingPoint on TSAN

This test flakes under TSAN.

Tbr: mrobinson@igalia.com
Bug: 981913
Change-Id: Ibd4143285ddedc3bc0feaa5f36d5c1bb4d436117
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1692880Reviewed-by: Kevin McNee <mcnee@chromium.org>
Commit-Queue: Kevin McNee <mcnee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#675748}

content/browser/accessibility/accessibility_auralinux_browsertest.cc

@@ -18,12 +18,18 @@
 #include "ui/accessibility/platform/ax_platform_node_auralinux.h"
 
 // TODO(crbug.com/961029): Fix memory leaks in tests and re-enable on LSAN.
-#ifdef LEAK_SANITIZER
+#if defined(LEAK_SANITIZER)
 #define MAYBE_TestAtkTextListItem DISABLED_TestAtkTextListItem
+#else
+#define MAYBE_TestAtkTextListItem TestAtkTextListItem
+#endif
+
+// TODO(crbug.com/961029): Fix memory leaks in tests and re-enable on LSAN.
+// TODO(crbug.com/981913): This flakes on linux tsan.
+#if defined(LEAK_SANITIZER) || defined(THREAD_SANITIZER)
 #define MAYBE_TestSetCaretSetsSequentialFocusNavigationStartingPoint \
   DISABLED_TestSetCaretSetsSequentialFocusNavigationStartingPoint
 #else
-#define MAYBE_TestAtkTextListItem TestAtkTextListItem
 #define MAYBE_TestSetCaretSetsSequentialFocusNavigationStartingPoint \
   TestSetCaretSetsSequentialFocusNavigationStartingPoint
 #endif