Added Files::File constructor definition.

This should solve CID 1369620.

src/files.h

@@ -80,6 +80,14 @@ public:
 
 	class File {
 	public:
+		File(void)
+		    : id (-1), dmID(-1), dmFileDescr(), dmUpFileGuid(),
+		    dmFileGuid(), dmMimeType(), dmFormat(), dmFileMetaType(),
+		    dmEncodedContent(), _dmFileSize(), _dmDownloadDate(),
+		    _icon()
+		{
+		}
+
 		int id;
 		qint64 dmID;
 		QString dmFileDescr;