Remove support for legacy configuration in ShortcutBase.

src/gui/shortcut/shortcutbase.cpp

@@ -51,13 +51,9 @@ ShortcutBase::~ShortcutBase()
     mItemColors = nullptr;
 }
 
-void ShortcutBase::load(const bool oldConfig)
+void ShortcutBase::load()
 {
-    const Configuration *cfg;
-    if (oldConfig)
-        cfg = &config;
-    else
-        cfg = &serverConfig;
+    const Configuration *cfg = &serverConfig;
 
     for (int i = 0; i < mMaxSize; i++)
     {

src/gui/shortcut/shortcutbase.h

@@ -54,7 +54,7 @@ class ShortcutBase notfinal
         /**
          * Load the configuration information.
          */
-        void load(const bool oldConfig = false);
+        void load();
 
         /**
          * Save the configuration information.