#4255 Read default plot font sizes from preferences and apply

ApplicationCode/ProjectDataModel/RimGridView.h

@@ -64,6 +64,10 @@ public:
 
     bool                                              isGridVisualizationMode() const override;
 
+
+    bool hasCustomFontSizes(RiaDefines::FontSettingType fontSettingType, int defaultFontSize) const override;
+    bool applyFontSize(RiaDefines::FontSettingType fontSettingType, int oldFontSize, int fontSize, bool forceChange = false) override;
+
 protected:
     virtual void                              updateViewFollowingRangeFilterUpdates();
     void                                      initAfterRead() override;