Update SyncManager::Init to use a GURL for the sync server URL.

sync/internal_api/sync_backup_manager.h

Index: sync/internal_api/sync_backup_manager.h
diff --git a/sync/internal_api/sync_backup_manager.h b/sync/internal_api/sync_backup_manager.h
index aba58e2c4268cf8674c04d21029a91a352fa1c36..a065c877125b8c80f4c595d0496079704426d7bb 100644
--- a/sync/internal_api/sync_backup_manager.h
+++ b/sync/internal_api/sync_backup_manager.h
@@ -8,6 +8,7 @@
 #include <set>
 
 #include "sync/internal_api/sync_rollback_manager_base.h"
+#include "url/gurl.h"
 
 namespace syncer {
 
@@ -23,9 +24,7 @@ class SYNC_EXPORT_PRIVATE SyncBackupManager : public SyncRollbackManagerBase {
   virtual void Init(
       const base::FilePath& database_location,
       const WeakHandle<JsEventHandler>& event_handler,
-      const std::string& sync_server_and_path,
-      int sync_server_port,
-      bool use_ssl,
+      const GURL& service_url,
       scoped_ptr<HttpPostProviderFactory> post_factory,
       const std::vector<scoped_refptr<ModelSafeWorker> >& workers,
       ExtensionsActivity* extensions_activity,
@@ -37,8 +36,7 @@ class SYNC_EXPORT_PRIVATE SyncBackupManager : public SyncRollbackManagerBase {
       InternalComponentsFactory* internal_components_factory,
       Encryptor* encryptor,
       scoped_ptr<UnrecoverableErrorHandler> unrecoverable_error_handler,
-      ReportUnrecoverableErrorFunction
-          report_unrecoverable_error_function,
+      ReportUnrecoverableErrorFunction report_unrecoverable_error_function,
       CancelationSignal* cancelation_signal) OVERRIDE;
   virtual void SaveChanges() OVERRIDE;
   virtual SyncStatus GetDetailedStatus() const OVERRIDE;