[sync] skeleton implementation of TypedURLSyncBridge

ios/chrome/browser/sync/ios_chrome_sync_client.mm

 // 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/sync/ios_chrome_sync_client.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "components/autofill/core/browser/webdata/autocomplete_sync_bridge.h"
 #include "components/autofill/core/browser/webdata/autocomplete_syncable_service.h"
 #include "components/autofill/core/browser/webdata/autofill_profile_syncable_service.h"
 #include "components/autofill/core/browser/webdata/autofill_wallet_metadata_syncable_service.h"
 #include "components/autofill/core/browser/webdata/autofill_wallet_syncable_service.h"
 #include "components/autofill/core/browser/webdata/autofill_webdata_service.h"
 #include "components/browser_sync/browser_sync_switches.h"
 #include "components/browser_sync/profile_sync_components_factory_impl.h"
 #include "components/browser_sync/profile_sync_service.h"
 #include "components/dom_distiller/core/dom_distiller_service.h"
 #include "components/history/core/browser/history_model_worker.h"
 #include "components/history/core/browser/history_service.h"
+#include "components/history/core/browser/typed_url_sync_bridge.h"
+#include "components/history/core/browser/typed_url_syncable_service.h"
 #include "components/invalidation/impl/profile_invalidation_provider.h"
 #include "components/keyed_service/core/service_access_type.h"
 #include "components/password_manager/core/browser/password_store.h"
 #include "components/password_manager/sync/browser/password_model_worker.h"
 #include "components/reading_list/core/reading_list_model.h"
 #include "components/search_engines/search_engine_data_type_controller.h"
 #include "components/signin/core/browser/profile_oauth2_token_service.h"
 #include "components/sync/base/report_unrecoverable_error.h"
 #include "components/sync/driver/sync_api_component_factory.h"
 #include "components/sync/driver/sync_util.h"
@@ skipping 93 matching lines @@
 
   // SyncSessionsClient implementation.
   bookmarks::BookmarkModel* GetBookmarkModel() override {
     DCHECK_CURRENTLY_ON(web::WebThread::UI);
     return ios::BookmarkModelFactory::GetForBrowserState(browser_state_);
   }
 
   favicon::FaviconService* GetFaviconService() override {
     DCHECK_CURRENTLY_ON(web::WebThread::UI);
     return ios::FaviconServiceFactory::GetForBrowserState(
-        browser_state_, ServiceAccessType::EXPLICIT_ACCESS);
+        browser_state_, ServiceAccessType::IMPLICIT_ACCESS);
   }
 
   history::HistoryService* GetHistoryService() override {
     DCHECK_CURRENTLY_ON(web::WebThread::UI);
     return ios::HistoryServiceFactory::GetForBrowserState(
         browser_state_, ServiceAccessType::EXPLICIT_ACCESS);
   }
 
   bool ShouldSyncURL(const GURL& url) const override {
     if (url == GURL(kChromeUIHistoryURL)) {
@@ skipping 33 matching lines @@
           base::MakeUnique<SyncSessionsClientImpl>(browser_state)),
       weak_ptr_factory_(this) {}
 
 IOSChromeSyncClient::~IOSChromeSyncClient() {}
 
 void IOSChromeSyncClient::Initialize() {
   DCHECK_CURRENTLY_ON(web::WebThread::UI);
 
   web_data_service_ =
       ios::WebDataServiceFactory::GetAutofillWebDataForBrowserState(
-          browser_state_, ServiceAccessType::EXPLICIT_ACCESS);
-  // TODO(crbug.com/558320) Is EXPLICIT_ACCESS appropriate here?
+          browser_state_, ServiceAccessType::IMPLICIT_ACCESS);
   password_store_ = IOSChromePasswordStoreFactory::GetForBrowserState(
-      browser_state_, ServiceAccessType::EXPLICIT_ACCESS);
+      browser_state_, ServiceAccessType::IMPLICIT_ACCESS);
 
   // Component factory may already be set in tests.
   if (!GetSyncApiComponentFactory()) {
     const GURL sync_service_url = syncer::GetSyncServiceURL(
         *base::CommandLine::ForCurrentProcess(), ::GetChannel());
     ProfileOAuth2TokenService* token_service =
         OAuth2TokenServiceFactory::GetForBrowserState(browser_state_);
 
     net::URLRequestContextGetter* url_request_context_getter =
         browser_state_->GetRequestContext();
@@ skipping 29 matching lines @@
 }
 
 bookmarks::BookmarkModel* IOSChromeSyncClient::GetBookmarkModel() {
   DCHECK_CURRENTLY_ON(web::WebThread::UI);
   return ios::BookmarkModelFactory::GetForBrowserState(browser_state_);
 }
 
 favicon::FaviconService* IOSChromeSyncClient::GetFaviconService() {
   DCHECK_CURRENTLY_ON(web::WebThread::UI);
   return ios::FaviconServiceFactory::GetForBrowserState(
-      browser_state_, ServiceAccessType::EXPLICIT_ACCESS);
+      browser_state_, ServiceAccessType::IMPLICIT_ACCESS);
 }
 
 history::HistoryService* IOSChromeSyncClient::GetHistoryService() {
   DCHECK_CURRENTLY_ON(web::WebThread::UI);
   return ios::HistoryServiceFactory::GetForBrowserState(
       browser_state_, ServiceAccessType::EXPLICIT_ACCESS);
 }
 
 bool IOSChromeSyncClient::HasPasswordStore() {
   DCHECK_CURRENTLY_ON(web::WebThread::UI);
@@ skipping 128 matching lines @@
           ->AsWeakPtr();
     case syncer::READING_LIST: {
       ReadingListModel* reading_list_model =
           ReadingListModelFactory::GetForBrowserState(browser_state_);
       return reading_list_model->GetModelTypeSyncBridge()->AsWeakPtr();
     }
     case syncer::AUTOFILL:
       return autofill::AutocompleteSyncBridge::FromWebDataService(
                  web_data_service_.get())
           ->AsWeakPtr();
+    case syncer::TYPED_URLS:
+      // TODO(gangwu):implement TypedURLSyncBridge and return real
+      // TypedURLSyncBridge here.
+      return base::WeakPtr<syncer::ModelTypeSyncBridge>();
     default:
       NOTREACHED();
       return base::WeakPtr<syncer::ModelTypeSyncBridge>();
   }
 }
 
 scoped_refptr<syncer::ModelSafeWorker>
 IOSChromeSyncClient::CreateModelWorkerForGroup(syncer::ModelSafeGroup group) {
   DCHECK_CURRENTLY_ON(web::WebThread::UI);
   switch (group) {
@@ skipping 51 matching lines @@
         IOSChromeProfileSyncServiceFactory::GetForBrowserState(browser_state);
     if (profile_sync_service != nullptr) {
       const syncer::DeviceInfoTracker* tracker =
           profile_sync_service->GetDeviceInfoTracker();
       if (tracker != nullptr) {
         trackers->push_back(tracker);
       }
     }
   }
 }