NOT FOR COMMIT: Add DeviceInfo type and ChangeProcessor

sync/internal_api/public/sync_manager.h

Index: sync/internal_api/public/sync_manager.h
diff --git a/sync/internal_api/public/sync_manager.h b/sync/internal_api/public/sync_manager.h
index a0bc548aaf53f8925de775b8ad862bdb1f445ca6..b5ab205d3f618c2e41500fc3a87d810226d05617 100644
--- a/sync/internal_api/public/sync_manager.h
+++ b/sync/internal_api/public/sync_manager.h
@@ -283,8 +283,6 @@ class SyncManager {
   // |sync_server_and_path| and |sync_server_port| represent the Chrome sync
   // server to use, and |use_ssl| specifies whether to communicate securely;
   // the default is false.
-  // |blocking_task_runner| is a TaskRunner to be used for tasks that
-  // may block on disk I/O.
   // |post_factory| will be owned internally and used to create
   // instances of an HttpPostProvider.
   // |model_safe_worker| ownership is given to the SyncManager.
@@ -305,7 +303,6 @@ class SyncManager {
       const std::string& sync_server_and_path,
       int sync_server_port,
       bool use_ssl,
-      const scoped_refptr<base::TaskRunner>& blocking_task_runner,
       scoped_ptr<HttpPostProviderFactory> post_factory,
       const std::vector<ModelSafeWorker*>& workers,
       ExtensionsActivityMonitor* extensions_activity_monitor,