diff --git a/python/GafferUI/ColorChooser.py b/python/GafferUI/ColorChooser.py
index cec4e1e7e6..ade3cf2a93 100644
--- a/python/GafferUI/ColorChooser.py
+++ b/python/GafferUI/ColorChooser.py
@@ -207,22 +207,6 @@ def valueChangedSignal( self ) :
 
 		return self.__valueChangedSignal
 
-	## Returns True if a user would expect the specified sequence
-	# of changes to be merged into one undoable event.
-	@classmethod
-	def changesShouldBeMerged( cls, firstReason, secondReason ) :
-
-		if type( firstReason ) != type( secondReason ) :
-			return False
-
-		return ( firstReason, secondReason ) in (
-			# click and drag
-			( GafferUI.Slider.ValueChangedReason.Click, GafferUI.Slider.ValueChangedReason.DragBegin ),
-			( GafferUI.Slider.ValueChangedReason.DragBegin, GafferUI.Slider.ValueChangedReason.DragMove ),
-			( GafferUI.Slider.ValueChangedReason.DragMove, GafferUI.Slider.ValueChangedReason.DragMove ),
-			( GafferUI.Slider.ValueChangedReason.DragMove, GafferUI.Slider.ValueChangedReason.DragEnd ),
-		)
-
 	def __setColorInternal( self, color, staticComponent, reason ) :
 
 		dragBeginOrEnd = reason in ( GafferUI.Slider.ValueChangedReason.DragBegin, GafferUI.Slider.ValueChangedReason.DragEnd )