[Password Manager] Fix password saving on Macys registration page

components/autofill/content/renderer/password_form_conversion_utils_browsertest.cc

 // Copyright 2013 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.
 
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/content/renderer/password_form_conversion_utils.h"
 #include "components/autofill/core/common/password_form.h"
@@ skipping 324 matching lines @@
     const char* expected_new_password_element;
     const char* expected_new_password_value;
   } cases[] = {
       // Two fields with the same value, and one different: we should treat this
       // as a password change form with confirmation for the new password. Note
       // that we only recognize (current + new + new) and (new + new + current)
       // without autocomplete attributes.
       {{"alpha", "", ""}, "password1", "alpha", "password2", ""},
       {{"", "beta", "beta"}, "password1", "", "password2", "beta"},
       {{"alpha", "beta", "beta"}, "password1", "alpha", "password2", "beta"},
-      {{"beta", "beta", "alpha"}, "password3", "alpha", "password1", "beta"},
+      // If confirmed password comes first, assume that the third password
+      // field is related to security question, SSN, or credit card and ignore
+      // it.
+      {{"beta", "beta", "alpha"}, "", "", "password1", "beta"},
       // If the fields are yet empty, we speculate that we will identify them as
       // (current + new + new) once they are filled out, so we should classify
       // them the same for now to keep our abstract interpretation less flaky.
       {{"", "", ""}, "password1", "", "password2", ""}};
       // Note: In all other cases, we give up and consider the form invalid.
       // This is tested in InvalidFormDueToConfusingPasswordFields.
 
   for (size_t i = 0; i < arraysize(cases); ++i) {
     SCOPED_TRACE(testing::Message() << "Iteration " << i);
 
@@ skipping 227 matching lines @@
   builder.AddPasswordField("password4", "alpha", NULL);
   builder.AddSubmitButton("submit", true);
   std::string html = builder.ProduceHTML();
 
   scoped_ptr<PasswordForm> password_form;
   ASSERT_NO_FATAL_FAILURE(LoadHTMLAndConvertForm(html, &password_form));
   EXPECT_FALSE(password_form);
 }
 
 }  // namespace autofill