Disable flaky incognito-related tests on Mac ASAN.

chrome/browser/ui/webui/options/content_settings_exception_area_browsertest.cc

Index: chrome/browser/ui/webui/options/content_settings_exception_area_browsertest.cc
diff --git a/chrome/browser/ui/webui/options/content_settings_exception_area_browsertest.cc b/chrome/browser/ui/webui/options/content_settings_exception_area_browsertest.cc
index 98ad91aeb006a10b0a9b4fe528c1cce831e72e03..e149f7e45ef02daa23f509157f2feee0f448fc1e 100644
--- a/chrome/browser/ui/webui/options/content_settings_exception_area_browsertest.cc
+++ b/chrome/browser/ui/webui/options/content_settings_exception_area_browsertest.cc
@@ -11,8 +11,14 @@ typedef options::OptionsUIBrowserTest ContentSettingsExceptionsAreaBrowserTest;
 // open. If this test fails it could indicate that a new content setting has
 // been added but is not being dealt with correctly by the content settings
 // handling WebUI code.
+#if defined(OS_MACOSX) && defined(ADDRESS_SANITIZER)
+// Flaky on ASAN on Mac. See https://crbug.com/674497.
+#define MAYBE_OpenIncognitoWindow DISABLED_OpenIncognitoWindow
+#else
+#define MAYBE_OpenIncognitoWindow OpenIncognitoWindow
+#endif
 IN_PROC_BROWSER_TEST_F(ContentSettingsExceptionsAreaBrowserTest,
-                       OpenIncognitoWindow) {
+                       MAYBE_OpenIncognitoWindow) {
   NavigateToSettingsSubpage("contentExceptions");
   chrome::NewIncognitoWindow(browser());
 }