rm redundant getter fct

GUI/Support/Style/ApplicationSettings.cpp

@@ -194,8 +194,3 @@ ApplicationSettings::Style ApplicationSettings::currentStyle()
 {
     return m_currentStyle;
 }
-
-const QPalette& ApplicationSettings::styleSheetPalette() const
-{
-    return m_styleSheetPalette;
-}

GUI/Support/Style/ApplicationSettings.h

@@ -55,8 +55,6 @@ public:
     void loadStyle(ApplicationSettings::Style style);
     ApplicationSettings::Style currentStyle();
 
-    const QPalette& styleSheetPalette() const;
-
 private:
     ApplicationSettings::Style m_currentStyle;
     QPalette m_styleSheetPalette;