[Sync] Switch bots to run integ tests for autofill as USS.

components/autofill/core/browser/webdata/autocomplete_sync_bridge.cc

 // Copyright 2016 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/core/browser/webdata/autocomplete_sync_bridge.h"
 
 #include <algorithm>
 #include <set>
 #include <unordered_set>
 #include <utility>
@@ skipping 17 matching lines @@
 using base::Time;
 using base::debug::DumpWithoutCrashing;
 using sync_pb::AutofillSpecifics;
 using syncer::EntityChange;
 using syncer::EntityChangeList;
 using syncer::EntityData;
 using syncer::EntityDataMap;
 using syncer::MetadataChangeList;
 using syncer::ModelError;
 using syncer::ModelTypeChangeProcessor;
+using syncer::ModelTypeSyncBridge;
 using syncer::MutableDataBatch;
 
 namespace autofill {
 
 namespace {
 
 const char kAutocompleteEntryNamespaceTag[] = "autofill_entry|";
 const char kAutocompleteTagDelimiter[] = "|";
 
 // Simplify checking for optional errors and returning only when present.
@@ skipping 236 matching lines @@
   web_data_service->GetDBUserData()->SetUserData(
       UserDataKey(),
       new AutocompleteSyncBridge(
           web_data_backend,
           base::BindRepeating(
               &ModelTypeChangeProcessor::Create,
               base::BindRepeating(base::IgnoreResult(&DumpWithoutCrashing)))));
 }
 
 // static
-AutocompleteSyncBridge* AutocompleteSyncBridge::FromWebDataService(
+base::WeakPtr<ModelTypeSyncBridge> AutocompleteSyncBridge::FromWebDataService(
     AutofillWebDataService* web_data_service) {
   return static_cast<AutocompleteSyncBridge*>(
-      web_data_service->GetDBUserData()->GetUserData(UserDataKey()));
+             web_data_service->GetDBUserData()->GetUserData(UserDataKey()))
+      ->AsWeakPtr();
 }
 
 AutocompleteSyncBridge::AutocompleteSyncBridge(
     AutofillWebDataBackend* backend,
     const ChangeProcessorFactory& change_processor_factory)
     : ModelTypeSyncBridge(change_processor_factory, syncer::AUTOFILL),
       web_data_backend_(backend),
       scoped_observer_(this) {
   DCHECK(web_data_backend_);
 
@@ skipping 164 matching lines @@
     const AutofillChangeList& changes) {
   DCHECK(thread_checker_.CalledOnValidThread());
   ActOnLocalChanges(changes);
 }
 
 AutofillTable* AutocompleteSyncBridge::GetAutofillTable() const {
   return AutofillTable::FromWebDatabase(web_data_backend_->GetDatabase());
 }
 
 }  // namespace autofill