Fix the class view

Task-number: QTCREATORBUG-7861

Change-Id: I0a5d2fb1ca3a8df8236b6b964ab612fb37383100
Reviewed-by: Leandro Melo <leandro.melo@nokia.com>

src/plugins/classview/classviewparser.cpp

@@ -619,7 +619,8 @@ QStringList Parser::projectNodeFileList(const ProjectExplorer::FolderNode *node)
     }
 
     foreach(const ProjectExplorer::FolderNode *folder, subFolderNodes) {
-        if (folder->nodeType() != ProjectExplorer::FolderNodeType)
+        if (folder->nodeType() != ProjectExplorer::FolderNodeType
+                && folder->nodeType() != ProjectExplorer::VirtualFolderNodeType)
             continue;
         list << projectNodeFileList(folder);
     }