Reenable UsernameChangedAfterPasswordInput_FormSubmitted test.

Fixed: 835865
Change-Id: I2c7dc836036c3316010c5990487bae62f33c80e1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2135617Reviewed-by: Jan Wilken Dörrie <jdoerrie@chromium.org>
Commit-Queue: Vasilii Sukhanov <vasilii@chromium.org>
Cr-Commit-Position: refs/heads/master@{#756612}

chrome/renderer/autofill/password_autofill_agent_browsertest.cc

@@ -3265,16 +3265,8 @@ TEST_F(PasswordAutofillAgentTest,
 
 // Tests that password manager sees both autofill assisted and user entered
 // data on saving that is triggered by form submission.
-// Disabled on Win due to https://crbug.com/835865.
-#if defined(OS_WIN)
-#define MAYBE_UsernameChangedAfterPasswordInput_FormSubmitted \
-  DISABLED_UsernameChangedAfterPasswordInput_FormSubmitted
-#else
-#define MAYBE_UsernameChangedAfterPasswordInput_FormSubmitted \
-  UsernameChangedAfterPasswordInput_FormSubmitted
-#endif
 TEST_F(PasswordAutofillAgentTest,
-       MAYBE_UsernameChangedAfterPasswordInput_FormSubmitted) {
+       UsernameChangedAfterPasswordInput_FormSubmitted) {
   for (auto change_source :
        {FieldChangeSource::USER, FieldChangeSource::AUTOFILL,
         FieldChangeSource::USER_AUTOFILL}) {