We do not need to check JFI validity if JSON document is valid

src/CSV/Export.cpp

@@ -297,6 +297,5 @@ void Export::registerFrame(const JFI_Object &info)
         return;
 
     // Update JSON list
-    if (JFI_Valid(info))
-        m_jsonList.append(info);
+    m_jsonList.append(info);
 }

src/JSON/FrameInfo.cpp

@@ -22,15 +22,6 @@
 
 #include "FrameInfo.h"
 
-/**
- * Returns @c true if the given JFI @info structure has a non-empty JSON document and a
- * valid frame number.
- */
-bool JFI_Valid(const JFI_Object &info)
-{
-    return info.frameNumber >= 0 && !info.jsonDocument.isEmpty();
-}
-
 /**
  * Orders the given JFI @c list from least recent (first item) to most recent (last item)
  * using a simple Bubble-Sort algorithm.

src/JSON/FrameInfo.h

@@ -35,9 +35,7 @@ typedef struct
 } JFI_Object;
 Q_DECLARE_METATYPE(JFI_Object)
 
-extern bool JFI_Valid(const JFI_Object &info);
 extern void JFI_SortList(QList<JFI_Object> *list);
-
 extern JFI_Object JFI_Empty(const quint64 n = 0);
 extern JFI_Object JFI_CreateNew(const quint64 n, const QDateTime &t,
                                 const QJsonDocument &d);