[Sync] Rename syncable_prefs to sync_preferences.

ios/chrome/browser/browser_state/chrome_browser_state.mm

 // Copyright 2014 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/browser_state/chrome_browser_state.h"
 
 #include <utility>
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/sequenced_task_runner.h"
 #include "components/prefs/json_pref_store.h"
-#include "components/syncable_prefs/pref_service_syncable.h"
+#include "components/sync_preferences/pref_service_syncable.h"
 #include "ios/chrome/browser/chrome_url_constants.h"
 #include "ios/chrome/browser/net/ios_chrome_url_request_context_getter.h"
 #include "ios/chrome/browser/net/net_types.h"
 #include "ios/web/public/web_state/web_state.h"
 #include "ios/web/public/web_thread.h"
 #include "ios/web/public/webui/web_ui_ios.h"
 #include "ios/web/webui/url_data_manager_ios_backend.h"
 #include "net/url_request/url_request_interceptor.h"
 
 namespace ios {
@@ skipping 25 matching lines @@
   return name;
 }
 
 scoped_refptr<base::SequencedTaskRunner> ChromeBrowserState::GetIOTaskRunner() {
   base::FilePath browser_state_path =
       GetOriginalChromeBrowserState()->GetStatePath();
   return JsonPrefStore::GetTaskRunnerForFile(browser_state_path,
                                              web::WebThread::GetBlockingPool());
 }
 
-syncable_prefs::PrefServiceSyncable* ChromeBrowserState::GetSyncablePrefs() {
-  return static_cast<syncable_prefs::PrefServiceSyncable*>(GetPrefs());
+sync_preferences::PrefServiceSyncable* ChromeBrowserState::GetSyncablePrefs() {
+  return static_cast<sync_preferences::PrefServiceSyncable*>(GetPrefs());
 }
 
 TestChromeBrowserState* ChromeBrowserState::AsTestChromeBrowserState() {
   return nullptr;
 }
 
 net::URLRequestContextGetter* ChromeBrowserState::GetRequestContext() {
   DCHECK_CURRENTLY_ON(web::WebThread::UI);
   if (!request_context_getter_) {
     ProtocolHandlerMap protocol_handlers;
     protocol_handlers[kChromeUIScheme] =
         linked_ptr<net::URLRequestJobFactory::ProtocolHandler>(
             web::URLDataManagerIOSBackend::CreateProtocolHandler(this)
                 .release());
     URLRequestInterceptorScopedVector request_interceptors;
     request_context_getter_ = make_scoped_refptr(CreateRequestContext(
         &protocol_handlers, std::move(request_interceptors)));
   }
   return request_context_getter_.get();
 }
 
 }  // namespace ios