Remove a variety of no-longer-used query params.

ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.cc

 // 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.
 
 #include "ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
-#include "components/bookmarks/common/bookmark_pref_names.h"
 #include "components/browser_sync/browser/profile_sync_service.h"
 #include "components/history/core/browser/history_service.h"
 #include "components/keyed_service/core/service_access_type.h"
 #include "components/omnibox/browser/autocomplete_classifier.h"
 #include "components/sync_driver/sync_service_utils.h"
 #include "ios/chrome/browser/autocomplete/autocomplete_classifier_factory.h"
 #include "ios/chrome/browser/autocomplete/in_memory_url_index_factory.h"
 #include "ios/chrome/browser/autocomplete/shortcuts_backend_factory.h"
 #include "ios/chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "ios/chrome/browser/chrome_url_constants.h"
@@ skipping 105 matching lines @@
 }
 
 bool AutocompleteProviderClientImpl::IsOffTheRecord() const {
   return browser_state_->IsOffTheRecord();
 }
 
 bool AutocompleteProviderClientImpl::SearchSuggestEnabled() const {
   return browser_state_->GetPrefs()->GetBoolean(prefs::kSearchSuggestEnabled);
 }
 
-bool AutocompleteProviderClientImpl::BookmarkBarIsVisible() const {
-  return browser_state_->GetPrefs()->GetBoolean(
-      bookmarks::prefs::kShowBookmarkBar);
-}
-
 bool AutocompleteProviderClientImpl::TabSyncEnabledAndUnencrypted() const {
   return sync_driver::IsTabSyncEnabledAndUnencrypted(
       IOSChromeProfileSyncServiceFactory::GetForBrowserState(browser_state_),
       browser_state_->GetPrefs());
 }
 
 void AutocompleteProviderClientImpl::Classify(
     const base::string16& text,
     bool prefer_keyword,
     bool allow_exact_keyword_match,
@@ skipping 10 matching lines @@
     const base::string16& term) {
   GetHistoryService()->DeleteMatchingURLsForKeyword(keyword_id, term);
 }
 
 void AutocompleteProviderClientImpl::PrefetchImage(const GURL& url) {}
 
 void AutocompleteProviderClientImpl::OnAutocompleteControllerResultReady(
     AutocompleteController* controller) {
   // iOS currently has no client for this event.
 }