Convert implicit scoped_refptr constructor calls to explicit ones, part 1

webkit/fileapi/file_system_path_manager.cc

Index: webkit/fileapi/file_system_path_manager.cc
diff --git a/webkit/fileapi/file_system_path_manager.cc b/webkit/fileapi/file_system_path_manager.cc
index a81c254a1826a38cfdc88033018dbfc87b6e8874..c974dba2a9f9d692e2b5df1ef90b2bfc2054239f 100644
--- a/webkit/fileapi/file_system_path_manager.cc
+++ b/webkit/fileapi/file_system_path_manager.cc
@@ -216,9 +216,9 @@ void FileSystemPathManager::GetFileSystemRootPath(
                                         .AppendASCII(type_string);
   std::string name = storage_identifier + ":" + type_string;
 
-  scoped_refptr<GetFileSystemRootPathTask> task =
+  scoped_refptr<GetFileSystemRootPathTask> task(
       new GetFileSystemRootPathTask(file_message_loop_,
-                                    name, callback.release());
+                                    name, callback.release()));
   task->Start(origin_url, origin_base_path, create);
 }