Disable flaky test BookmarkBarViewTest17.ContextMenus3 on win

chrome/browser/ui/views/bookmarks/bookmark_bar_view_test.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 1655 matching lines @@
     ASSERT_TRUE(menu->GetSubmenu()->IsShowing());
 
     bb_view_->GetMenu()->GetMenuController()->CancelAll();
 
     Done();
   }
 
   BookmarkContextMenuNotificationObserver observer_;
 };
 
-VIEW_TEST(BookmarkBarViewTest17, ContextMenus3)
+#if defined(OS_WIN)
+// Flaky on Win7. crbug/453796
+#define MAYBE_ContextMenus3 DISABLED_ContextMenus3
+#else
+#define MAYBE_ContextMenus3 ContextMenus3
+#endif
+
+VIEW_TEST(BookmarkBarViewTest17, MAYBE_ContextMenus3)
 
 // Verifies sibling menus works. Clicks on the 'other bookmarks' folder, then
 // moves the mouse over the first item on the bookmark bar and makes sure the
 // menu appears.
 class BookmarkBarViewTest18 : public BookmarkBarViewEventTestBase {
  protected:
   void DoTestOnMessageLoop() override {
     // Move the mouse to the other folder on the bookmark bar and press the
     // left mouse button.
     views::LabelButton* button = bb_view_->other_bookmarks_button();
@@ skipping 358 matching lines @@
 };
 
 #if defined(OS_WIN)
 // This test times out on Windows. TODO(pkotwicz): Find out why.
 #define MAYBE_CloseSourceBrowserDuringDrag DISABLED_CloseSourceBrowserDuringDrag
 #else
 #define MAYBE_CloseSourceBrowserDuringDrag CloseSourceBrowserDuringDrag
 #endif
 
 VIEW_TEST(BookmarkBarViewTest22, MAYBE_CloseSourceBrowserDuringDrag)