Purge the App Launcher code from Windows.

chrome/browser/ui/app_list/app_list_service_views_browsertest.cc

Index: chrome/browser/ui/app_list/app_list_service_views_browsertest.cc
diff --git a/chrome/browser/ui/app_list/app_list_service_views_browsertest.cc b/chrome/browser/ui/app_list/app_list_service_views_browsertest.cc
index 6c150812077dc1557be0cf40b14918d22d8d2ffe..0d0b0ddca5dd1ed729761ee2d1f8f2b97e3a86d7 100644
--- a/chrome/browser/ui/app_list/app_list_service_views_browsertest.cc
+++ b/chrome/browser/ui/app_list/app_list_service_views_browsertest.cc
@@ -100,8 +100,8 @@ IN_PROC_BROWSER_TEST_F(AppListServiceViewsBrowserTest, NativeClose) {
 // Dismiss the app list via an accelerator when it is the only thing keeping
 // Chrome alive and expect everything to clean up properly. This is a regression
 // test for http://crbug.com/395937.
-// Flaky on Win and Linux. https://crbug.com/477697
-#if defined(OS_WIN) || defined(OS_LINUX)
+// Flaky on Linux. https://crbug.com/477697
+#if defined(OS_LINUX)
 #define MAYBE_AcceleratorClose DISABLED_AcceleratorClose
 #else
 #define MAYBE_AcceleratorClose AcceleratorClose