Extract cloud browser item creation helper

src/node_dialog_cloud.h

@@ -5,6 +5,8 @@
 #include "node_text.h"
 #include "node_text_input.h"
 
+#include <vector>
+
 class NodeDialogCloudItem : public NodeBorder
 {
 public:
@@ -47,4 +49,5 @@ public:
     void load_thumbs_thread();
     NodeText* create_loading_status_text();
     bool load_cloud_file_list(CURL* curl, std::string& response, NodeText& status_text);
+    std::vector<NodeDialogCloudItem*> create_cloud_file_items(const std::vector<std::string>& names);
 };