Documentation: Fixed some Doxygen warnings

modules/juce_gui_basics/buttons/juce_ShapeButton.h

@@ -79,9 +79,9 @@ public:
     /** Sets the colours to use for drawing the shape when the button's toggle state is 'on'. To enable this behaviour, use the
         shouldUseOnColours() method.
 
-        @param normalColour     the colour to fill the shape with when the mouse isn't over and the button's toggle state is 'on'
-        @param overColour       the colour to use when the mouse is over the shape and the button's toggle state is 'on'
-        @param downColour       the colour to use when the button is in the pressed-down state and the button's toggle state is 'on'
+        @param normalColourOn   the colour to fill the shape with when the mouse isn't over and the button's toggle state is 'on'
+        @param overColourOn     the colour to use when the mouse is over the shape and the button's toggle state is 'on'
+        @param downColourOn     the colour to use when the button is in the pressed-down state and the button's toggle state is 'on'
      */
     void setOnColours (Colour normalColourOn,
                        Colour overColourOn,