Disable flaky test on Windows

TBR: thestig@chromium.org
Bug: 419468
Change-Id: Ie0d97d4d22443719f5032e90c7116d911a6c89ff
Reviewed-on: https://chromium-review.googlesource.com/1114214Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Peter Williamson <petewil@chromium.org>
Cr-Commit-Position: refs/heads/master@{#570211}

chrome/browser/mouse_events_interactive_uitest.cc

@@ -111,8 +111,8 @@ IN_PROC_BROWSER_TEST_F(MouseEventsTest, MAYBE_ClickAndDoubleClick) {
 // OS_MACOSX: Missing automation provider support: http://crbug.com/45892.
 // OS_LINUX: http://crbug.com/133361.
 #define MAYBE_TestOnMouseOut DISABLED_TestOnMouseOut
-#elif defined(OS_WIN) && !defined(NDEBUG)
-// Flaky on Win debug; see https://crbug.com/419468.
+#elif defined(OS_WIN)
+// Flaky on Windows; see https://crbug.com/419468.
 #define MAYBE_TestOnMouseOut DISABLED_TestOnMouseOut
 #else
 #define MAYBE_TestOnMouseOut TestOnMouseOut