Disable OmniboxViewTest.DeleteItem on windows due to continuing flakiness

chrome/browser/ui/omnibox/omnibox_view_browsertest.cc

Index: chrome/browser/ui/omnibox/omnibox_view_browsertest.cc
diff --git a/chrome/browser/ui/omnibox/omnibox_view_browsertest.cc b/chrome/browser/ui/omnibox/omnibox_view_browsertest.cc
index 00eadabc90d8d3a79bc5e0b95ac1f5e318b1a157..219a2405c5e648ca60746e64c8226a39474f5dbd 100644
--- a/chrome/browser/ui/omnibox/omnibox_view_browsertest.cc
+++ b/chrome/browser/ui/omnibox/omnibox_view_browsertest.cc
@@ -1218,7 +1218,12 @@ IN_PROC_BROWSER_TEST_F(OmniboxViewTest, NonSubstitutingKeywordTest) {
             popup_model->result().default_match()->destination_url.spec());
 }
 
-IN_PROC_BROWSER_TEST_F(OmniboxViewTest, DeleteItem) {
+#if defined(OS_WIN)
+#define MAYBE_DeleteItem DISABLED_DeleteItem
+#else
+#define MAYBE_DeleteItem DeleteItem
+#endif
+IN_PROC_BROWSER_TEST_F(OmniboxViewTest, MAYBE_DeleteItem) {
   // Disable the search provider, to make sure the popup contains only history
   // items.
   TemplateURLService* model =