[autofill] Add support for PSL domain matching for password autofill.

chrome/browser/password_manager/password_manager.cc

 // Copyright (c) 2012 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 "chrome/browser/password_manager/password_manager.h"
 
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_util.h"
@@ skipping 250 matching lines @@
         new PasswordFormManager(delegate_->GetProfile(),
                                 this,
                                 web_contents(),
                                 *iter,
                                 ssl_valid);
     pending_login_managers_.push_back(manager);
     manager->FetchMatchingLoginsFromPasswordStore();
   }
 }
 
+bool PasswordManager::ShouldShowSavePasswordInfoBar() const {
+  return provisional_save_manager_->IsNewLogin() &&
+      !provisional_save_manager_->HasGeneratedPassword() &&
+      !provisional_save_manager_->IsPendingCredentialsPublicSuffixMatch();
+}
+
 void PasswordManager::OnPasswordFormsRendered(
     const std::vector<PasswordForm>& visible_forms) {
   if (!provisional_save_manager_.get())
     return;
 
   DCHECK(IsSavingEnabled());
 
   // First, check for a failed login attempt.
   for (std::vector<PasswordForm>::const_iterator iter = visible_forms.begin();
        iter != visible_forms.end(); ++iter) {
@@ skipping 14 matching lines @@
     return;
   }
 
   // Looks like a successful login attempt. Either show an infobar or
   // automatically save the login data. We prompt when the user hasn't already
   // given consent, either through previously accepting the infobar or by having
   // the browser generate the password.
   provisional_save_manager_->SubmitPassed();
   if (provisional_save_manager_->HasGeneratedPassword())
     UMA_HISTOGRAM_COUNTS("PasswordGeneration.Submitted", 1);
-  if (provisional_save_manager_->IsNewLogin() &&
-      !provisional_save_manager_->HasGeneratedPassword()) {
+  if (ShouldShowSavePasswordInfoBar()) {
     delegate_->AddSavePasswordInfoBarIfPermitted(
         provisional_save_manager_.release());
   } else {
     provisional_save_manager_->Save();
     provisional_save_manager_.reset();
   }
 }
 
 void PasswordManager::PossiblyInitializeUsernamesExperiment(
     const PasswordFormMap& best_matches) const {
@@ skipping 58 matching lines @@
       return;
     }
     default:
       FOR_EACH_OBSERVER(
           LoginModelObserver,
           observers_,
           OnAutofillDataAvailable(preferred_match.username_value,
                                   preferred_match.password_value));
   }
 }