Disable DevToolsSanityTest.TestWindowInitializedOnNavigateBack on Win

chrome/browser/devtools/devtools_sanity_browsertest.cc

Index: chrome/browser/devtools/devtools_sanity_browsertest.cc
diff --git a/chrome/browser/devtools/devtools_sanity_browsertest.cc b/chrome/browser/devtools/devtools_sanity_browsertest.cc
index 8600f0060d528bed1f530bdd312993a05ec25b86..ba64c5f6b2c513c0af836f8b219d1ac21ee13f37 100644
--- a/chrome/browser/devtools/devtools_sanity_browsertest.cc
+++ b/chrome/browser/devtools/devtools_sanity_browsertest.cc
@@ -1409,8 +1409,16 @@ class MockWebUIProvider
 // This tests checks that window is correctly initialized when DevTools is
 // opened while navigation through history with forward and back actions.
 // (crbug.com/627407)
+// Flaky on Windows. http://crbug.com/628174#c4
+#if defined(OS_WIN)
+#define MAYBE_TestWindowInitializedOnNavigateBack \
+  DISABLED_TestWindowInitializedOnNavigateBack
+#else
+#define MAYBE_TestWindowInitializedOnNavigateBack \
+  TestWindowInitializedOnNavigateBack
+#endif
 IN_PROC_BROWSER_TEST_F(DevToolsSanityTest,
-                       TestWindowInitializedOnNavigateBack) {
+                       MAYBE_TestWindowInitializedOnNavigateBack) {
   TestChromeWebUIControllerFactory test_factory;
   MockWebUIProvider mock_provider("dummyurl",
                                   "<script>\n"