Disable SpellcheckServiceBrowserTest.StartWithoutLanguages on Windows

chrome/browser/spellchecker/spellcheck_service_browsertest.cc

Index: chrome/browser/spellchecker/spellcheck_service_browsertest.cc
diff --git a/chrome/browser/spellchecker/spellcheck_service_browsertest.cc b/chrome/browser/spellchecker/spellcheck_service_browsertest.cc
index 0ebe0aa41b46a5ac1bba3563f1da77f62828c9eb..01ea9a2313fbf7babb6b24ed8f52e8fd5abf4ffa 100644
--- a/chrome/browser/spellchecker/spellcheck_service_browsertest.cc
+++ b/chrome/browser/spellchecker/spellcheck_service_browsertest.cc
@@ -230,10 +230,17 @@ IN_PROC_BROWSER_TEST_F(SpellcheckServiceBrowserTest,
   EXPECT_FALSE(GetFirstEnableSpellcheckMessageParam());
 }
 
+// Flaky on Windows, see https://crbug.com/611029.
+#if defined(OS_WIN)
+#define MAYBE_StartWithoutLanguages DISABLED_StartWithoutLanguages
+#else
+#define MAYBE_StartWithoutLanguages StartWithoutLanguages
+#endif
 // Starting without spellcheck languages should send the 'disable spellcheck'
 // message to the renderer. Consequently adding spellchecking languages should
 // enable spellcheck.
-IN_PROC_BROWSER_TEST_F(SpellcheckServiceBrowserTest, StartWithoutLanguages) {
+IN_PROC_BROWSER_TEST_F(SpellcheckServiceBrowserTest,
+                       MAYBE_StartWithoutLanguages) {
   InitSpellcheck(true, "", "");
   EXPECT_FALSE(GetFirstEnableSpellcheckMessageParam());