Mark KeyboardAccessTest.TestShiftAltMenuKeyboardAccess as flaky on Win

chrome/browser/keyboard_access_browsertest.cc

Index: chrome/browser/keyboard_access_browsertest.cc
diff --git a/chrome/browser/keyboard_access_browsertest.cc b/chrome/browser/keyboard_access_browsertest.cc
index 9bdeb648a7dee9e3405ce363502fcea5d90e16ec..f1023b422c307cf83faff586e45ae29fb237805f 100644
--- a/chrome/browser/keyboard_access_browsertest.cc
+++ b/chrome/browser/keyboard_access_browsertest.cc
@@ -210,7 +210,13 @@ IN_PROC_BROWSER_TEST_F(KeyboardAccessTest, TestAltMenuKeyboardAccess) {
 }
 
 // If this flakes, use http://crbug.com/62311.
-IN_PROC_BROWSER_TEST_F(KeyboardAccessTest, TestShiftAltMenuKeyboardAccess) {
+#if defined(OS_WIN)
+#define MAYBE_TestShiftAltMenuKeyboardAccess FLAKY_TestShiftAltMenuKeyboardAccess
+#else
+#define MAYBE_TestShiftAltMenuKeyboardAccess TestShiftAltMenuKeyboardAccess
+#endif
+IN_PROC_BROWSER_TEST_F(KeyboardAccessTest,
+                       MAYBE_TestShiftAltMenuKeyboardAccess) {
   TestMenuKeyboardAccess(true, true);
 }