Enable Autocomplete feature for chromium webview

components/autofill/browser/autofill_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 "components/autofill/browser/autofill_manager.h"
 
 #include <stddef.h>
 
 #include <limits>
 #include <map>
@@ skipping 201 matching lines @@
 
 AutofillManager::AutofillManager(
     content::WebContents* web_contents,
     autofill::AutofillManagerDelegate* delegate,
     const std::string& app_locale,
     AutofillDownloadManagerState enable_download_manager)
     : content::WebContentsObserver(web_contents),
       manager_delegate_(delegate),
       app_locale_(app_locale),
       personal_data_(delegate->GetPersonalDataManager()),
-      autocomplete_history_manager_(web_contents),
+      autocomplete_history_manager_(web_contents, delegate),
       autocheckout_manager_(this),
       metric_logger_(new AutofillMetrics),
       has_logged_autofill_enabled_(false),
       has_logged_address_suggestions_count_(false),
       did_show_suggestions_(false),
       user_did_type_(false),
       user_did_autofill_(false),
       user_did_edit_autofilled_field_(false),
       external_delegate_(NULL),
       test_delegate_(NULL),
@@ skipping 89 matching lines @@
     IPC_MESSAGE_HANDLER(AutofillHostMsg_MaybeShowAutocheckoutBubble,
                         OnMaybeShowAutocheckoutBubble)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
   return handled;
 }
 
 bool AutofillManager::OnFormSubmitted(const FormData& form,
                                       const TimeTicks& timestamp) {
-  // Let AutoComplete know as well.
+  // Let Autocomplete know as well.
   autocomplete_history_manager_.OnFormSubmitted(form);
 
   if (!IsAutofillEnabled())
     return false;
 
   if (web_contents()->GetBrowserContext()->IsOffTheRecord())
     return false;
 
   // Don't save data that was submitted through JavaScript.
   if (!form.user_submitted)
@@ skipping 514 matching lines @@
   autocheckout_manager_.OnClickFailed(status);
 }
 
 std::string AutofillManager::GetAutocheckoutURLPrefix() const {
   if (!web_contents())
     return std::string();
 
   autofill::autocheckout::WhitelistManager* whitelist_manager =
       manager_delegate_->GetAutocheckoutWhitelistManager();
 
-  return whitelist_manager->GetMatchedURLPrefix(web_contents()->GetURL());
+  return whitelist_manager ?
+      whitelist_manager->GetMatchedURLPrefix(web_contents()->GetURL()) :
+      std::string();
 }
 
 bool AutofillManager::IsAutofillEnabled() const {
   return manager_delegate_->GetPrefs()->GetBoolean(prefs::kAutofillEnabled);
 }
 
 void AutofillManager::SendAutofillTypePredictions(
     const std::vector<FormStructure*>& forms) const {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(
            switches::kShowAutofillTypePredictions))
@@ skipping 104 matching lines @@
     external_delegate_->Reset();
 }
 
 AutofillManager::AutofillManager(content::WebContents* web_contents,
                                  autofill::AutofillManagerDelegate* delegate,
                                  PersonalDataManager* personal_data)
     : content::WebContentsObserver(web_contents),
       manager_delegate_(delegate),
       app_locale_("en-US"),
       personal_data_(personal_data),
-      autocomplete_history_manager_(web_contents),
+      autocomplete_history_manager_(web_contents, delegate),
       autocheckout_manager_(this),
       metric_logger_(new AutofillMetrics),
       has_logged_autofill_enabled_(false),
       has_logged_address_suggestions_count_(false),
       did_show_suggestions_(false),
       user_did_type_(false),
       user_did_autofill_(false),
       user_did_edit_autofilled_field_(false),
       external_delegate_(NULL),
       test_delegate_(NULL),
@@ skipping 313 matching lines @@
 
 void AutofillManager::UpdateInitialInteractionTimestamp(
     const TimeTicks& interaction_timestamp) {
   if (initial_interaction_timestamp_.is_null() ||
       interaction_timestamp < initial_interaction_timestamp_) {
     initial_interaction_timestamp_ = interaction_timestamp;
   }
 }
 
 }  // namespace autofill