Enable PasswordManagerBrowserTestBase.UsernameChanged

chrome/browser/password_manager/password_manager_test_base.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_MANAGER_TEST_BASE_H_
 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_MANAGER_TEST_BASE_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 119 matching lines @@
   void VerifyPasswordIsSavedAndFilled(const std::string& filename,
                                       const std::string& submission_script,
                                       const std::string& expected_element,
                                       const std::string& expected_value);
 
   // Waits until the "value" attribute of the HTML element with |element_id| is
   // equal to |expected_value|. If the current value is not as expected, this
   // waits until the "change" event is fired for the element. This also
   // guarantees that once the real value matches the expected, the JavaScript
   // event loop is spun to allow all other possible events to take place.
+  // WARNING:
+  // - the function waits only for the first "onchange" event.
+  // - "onchange" event is triggered by autofill. However, if user's typing is
+  // simulated then the event is triggered only when control looses focus.
   void WaitForElementValue(const std::string& element_id,
                            const std::string& expected_value);
   // Same as above except the element |element_id| is in iframe |iframe_id|
   void WaitForElementValue(const std::string& iframe_id,
                            const std::string& element_id,
                            const std::string& expected_value);
   // Make sure that the password store processed all the previous calls which
   // are executed on another thread.
   void WaitForPasswordStore();
   // Checks that the current "value" attribute of the HTML element with
@@ skipping 18 matching lines @@
 
  private:
   net::EmbeddedTestServer https_test_server_;
   net::MockCertVerifier mock_cert_verifier_;
   // A tab with some hooks injected.
   content::WebContents* web_contents_;
   DISALLOW_COPY_AND_ASSIGN(PasswordManagerBrowserTestBase);
 };
 
 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_MANAGER_TEST_BASE_H_