removed redundant method from viewport

Author: mfeingold

src/ui-scroll.coffee

@@ -230,14 +230,11 @@ angular.module('ui.scroll', [])
 				if overage > 0
 					# we need to adjust top padding element before items are removed from top
 					# to avoid strange behaviour of scroll bar during remove top items when we are at the very bottom
-					viewport.adjustTopPaddingIntro overageHeight
+					topPadding.height topPadding.height() + overageHeight
 					buffer.bof = false
 					buffer.remove(0, overage)
 					buffer.first += overage
 
-			viewport.adjustTopPaddingIntro = (height) ->
-				topPadding.height topPadding.height() + height
-
 			viewport.adjustPadding = () ->
 				return if not buffer.length
 				averageItemHeight = (buffer[buffer.length - 1].element.offset().top +