[Flake] Disabled SameOriginIframeAutoFillTest on Win7.

chrome/browser/password_manager/password_manager_browsertest.cc

Index: chrome/browser/password_manager/password_manager_browsertest.cc
diff --git a/chrome/browser/password_manager/password_manager_browsertest.cc b/chrome/browser/password_manager/password_manager_browsertest.cc
index 6262e0e43ede53bfe66fdf1db8afd3e30d622b5f..05f545df4e323768defdd72b93038662ecb35ef8 100644
--- a/chrome/browser/password_manager/password_manager_browsertest.cc
+++ b/chrome/browser/password_manager/password_manager_browsertest.cc
@@ -2031,8 +2031,14 @@ IN_PROC_BROWSER_TEST_F(PasswordManagerBrowserTestBase,
 
 // Check that a password form in an iframe of same origin will not be
 // filled in until user interact with the iframe.
+// TODO(crbug.com/683209): Flaky on Win7 dbg.
+#if defined(OS_WIN)
+#define MAYBE_SameOriginIframeAutoFillTest DISABLED_SameOriginIframeAutoFillTest
+#else
+#define MAYBE_SameOriginIframeAutoFillTest SameOriginIframeAutoFillTest
+#endif
 IN_PROC_BROWSER_TEST_F(PasswordManagerBrowserTestBase,
-                       SameOriginIframeAutoFillTest) {
+                       MAYBE_SameOriginIframeAutoFillTest) {
   // Visit the sign-up form to store a password for autofill later
   NavigateToFile("/password/password_form_in_same_origin_iframe.html");
   NavigationObserver observer(WebContents());