Disable AboutFlagsBrowserTest.ExpiryHidesFlag on win to prevent test failure

Bug: 1025213,1025220
Tbr: xiyuan@chromium.org
Change-Id: If2ecef3066504dc40eefe25b5d0c8add170b8b2e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1917964
Commit-Queue: Tina Wang <tinazwang@chromium.org>
Reviewed-by: Tina Wang <tinazwang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#715693}

chrome/browser/about_flags_browsertest.cc

@@ -299,7 +299,13 @@ IN_PROC_BROWSER_TEST_P(AboutFlagsBrowserTest, DISABLED_OriginFlagEnabled) {
       base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(kSwitchName));
 }
 
-IN_PROC_BROWSER_TEST_P(AboutFlagsBrowserTest, ExpiryHidesFlag) {
+// Crashes on Win.  http://crbug.com/1025213
+#if defined(OS_WIN)
+#define MAYBE_ExpiryHidesFlag DISABLED_ExpiryHidesFlag
+#else
+#define MAYBE_ExpiryHidesFlag ExpiryHidesFlag
+#endif
+IN_PROC_BROWSER_TEST_P(AboutFlagsBrowserTest, MAYBE_ExpiryHidesFlag) {
   NavigateToFlagsPage();
   content::WebContents* contents =
       browser()->tab_strip_model()->GetActiveWebContents();