Enable Autocomplete feature for chromium webview

chrome/browser/ui/autofill/tab_autofill_manager_delegate.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/ui/autofill/tab_autofill_manager_delegate.h"
 
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/autofill/autocheckout_whitelist_manager_factory.h"
 #include "chrome/browser/autofill/autofill_cc_infobar_delegate.h"
@@ skipping 153 matching lines @@
   if (popup_controller_.get())
     popup_controller_->Hide();
 }
 
 void TabAutofillManagerDelegate::UpdateProgressBar(double value) {
   // |dialog_controller_| is a WeakPtr, but we require it to be present when
   // |UpdateProgressBar| is called, so we intentionally do not do NULL check.
   dialog_controller_->UpdateProgressBar(value);
 }
 
+bool TabAutofillManagerDelegate::IsAutoCompleteEnabled() {
+  // For browser, Autocomplete is always enabled as part of Autofill.
+  return GetPrefs()->GetBoolean(prefs::kAutofillEnabled);
+}
+
 void TabAutofillManagerDelegate::HideRequestAutocompleteDialog() {
   if (dialog_controller_.get())
     dialog_controller_->Hide();
 }
 
 void TabAutofillManagerDelegate::DidNavigateMainFrame(
     const content::LoadCommittedDetails& details,
     const content::FrameNavigateParams& params) {
   // A redirect immediately after a successful Autocheckout flow shouldn't hide
   // the dialog.
   bool was_redirect = details.entry &&
       content::PageTransitionIsRedirect(details.entry->GetTransitionType());
   if (dialog_controller_.get() &&
       (dialog_controller_->dialog_type() == DIALOG_TYPE_REQUEST_AUTOCOMPLETE ||
        (!dialog_controller_->AutocheckoutIsRunning() && !was_redirect))) {
     HideRequestAutocompleteDialog();
   }
 
   HideAutocheckoutBubble();
 }
 
 }  // namespace autofill