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

sync/internal_api/sync_backup_manager.cc

Index: sync/internal_api/sync_backup_manager.cc
diff --git a/sync/internal_api/sync_backup_manager.cc b/sync/internal_api/sync_backup_manager.cc
index 32955683dd9ee21f96d1c4bed8665519e09afbea..0e71f3b7de51b940581c102092fe70335001bcc2 100644
--- a/sync/internal_api/sync_backup_manager.cc
+++ b/sync/internal_api/sync_backup_manager.cc
@@ -8,6 +8,7 @@
 #include "sync/internal_api/public/write_transaction.h"
 #include "sync/syncable/directory.h"
 #include "sync/syncable/mutable_entry.h"
+#include "url/gurl.h"
 
 namespace syncer {
 
@@ -19,25 +20,22 @@ SyncBackupManager::~SyncBackupManager() {
 }
 
 void SyncBackupManager::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,
-      scoped_ptr<HttpPostProviderFactory> post_factory,
-      const std::vector<scoped_refptr<ModelSafeWorker> >& workers,
-      ExtensionsActivity* extensions_activity,
-      SyncManager::ChangeDelegate* change_delegate,
-      const SyncCredentials& credentials,
-      const std::string& invalidator_client_id,
-      const std::string& restored_key_for_bootstrapping,
-      const std::string& restored_keystore_key_for_bootstrapping,
-      InternalComponentsFactory* internal_components_factory,
-      Encryptor* encryptor,
-      scoped_ptr<UnrecoverableErrorHandler> unrecoverable_error_handler,
-      ReportUnrecoverableErrorFunction
-          report_unrecoverable_error_function,
-      CancelationSignal* cancelation_signal) {
+    const base::FilePath& database_location,
+    const WeakHandle<JsEventHandler>& event_handler,
+    const GURL& service_url,
+    scoped_ptr<HttpPostProviderFactory> post_factory,
+    const std::vector<scoped_refptr<ModelSafeWorker> >& workers,
+    ExtensionsActivity* extensions_activity,
+    SyncManager::ChangeDelegate* change_delegate,
+    const SyncCredentials& credentials,
+    const std::string& invalidator_client_id,
+    const std::string& restored_key_for_bootstrapping,
+    const std::string& restored_keystore_key_for_bootstrapping,
+    InternalComponentsFactory* internal_components_factory,
+    Encryptor* encryptor,
+    scoped_ptr<UnrecoverableErrorHandler> unrecoverable_error_handler,
+    ReportUnrecoverableErrorFunction report_unrecoverable_error_function,
+    CancelationSignal* cancelation_signal) {
   if (SyncRollbackManagerBase::InitInternal(
           database_location,
           internal_components_factory,