Prefer SyncService over ProfileSyncService in foreign_session_helper

SyncService is the interface, ProfileSyncService is the concrete
implementation. Generally no clients should need to use the conrete
implementation - for one, testing will be much easier once everyone
uses the interface only.

Bug: 924508
Change-Id: Ia210665f8f02512053d1a60d627dea0f22758387
Reviewed-on: https://chromium-review.googlesource.com/c/1461119
Auto-Submit: Marc Treib <treib@chromium.org>
Commit-Queue: Yaron Friedman <yfriedman@chromium.org>
Reviewed-by: Yaron Friedman <yfriedman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#630662}

chrome/browser/android/foreign_session_helper.cc

@@ -19,9 +19,9 @@
 #include "chrome/browser/ui/android/tab_model/tab_model_list.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
-#include "components/browser_sync/profile_sync_service.h"
 #include "components/prefs/pref_service.h"
 #include "components/prefs/scoped_user_pref_update.h"
+#include "components/sync/driver/sync_service.h"
 #include "components/sync_sessions/open_tabs_ui_delegate.h"
 #include "components/sync_sessions/session_sync_service.h"
 #include "content/public/browser/notification_details.h"
@@ -181,13 +181,12 @@ jboolean ForeignSessionHelper::IsTabSyncEnabled(
 void ForeignSessionHelper::TriggerSessionSync(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj) {
-  browser_sync::ProfileSyncService* service =
-      ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile_);
+  syncer::SyncService* service =
+      ProfileSyncServiceFactory::GetSyncServiceForProfile(profile_);
   if (!service)
     return;
 
-  const syncer::ModelTypeSet types(syncer::SESSIONS);
-  service->TriggerRefresh(types);
+  service->TriggerRefresh({syncer::SESSIONS});
 }
 
 void ForeignSessionHelper::SetOnForeignSessionCallback(
@@ -309,8 +308,8 @@ void ForeignSessionHelper::SetInvalidationsForSessionsEnabled(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     jboolean enabled) {
-  browser_sync::ProfileSyncService* service =
-      ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile_);
+  syncer::SyncService* service =
+      ProfileSyncServiceFactory::GetSyncServiceForProfile(profile_);
   if (!service)
     return;