Disable flaky InlineLoginUISafeIframeBrowserTest ConfirmationRequiredForNonsecureSignin on Windows.

chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc

Index: chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
diff --git a/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc b/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
index 3bab360d898cf778b0c13c03fd50940fd9d0d505..6e6a84fd1da1937dda4d0a638af49304c0c80575 100644
--- a/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
+++ b/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
@@ -857,6 +857,8 @@ IN_PROC_BROWSER_TEST_F(InlineLoginUISafeIframeBrowserTest,
   EXPECT_EQ(GURL("about:blank"), contents->GetVisibleURL());
 }
 
+// Flaky on win_chromium_x64_rel_ng: http://crbug605357
+#if !defined(OS_WIN)
 IN_PROC_BROWSER_TEST_F(InlineLoginUISafeIframeBrowserTest,
     ConfirmationRequiredForNonsecureSignin) {
   FakeGaia fake_gaia;
@@ -885,3 +887,4 @@ IN_PROC_BROWSER_TEST_F(InlineLoginUISafeIframeBrowserTest,
   run_loop.Run();
   base::MessageLoop::current()->RunUntilIdle();
 }
+#endif  // OS_WIN