Removed the hover playback control.

app/views/play/level/playback_view.coffee

@@ -171,36 +171,7 @@ module.exports = class PlaybackView extends View
           @wasPlaying = false
           @onSetPlaying {playing: false}
           @$el.find('.scrubber-handle').effect('bounce', {times: 2})
-          # Wait a while before we start scrubbing on mousemove again
-          @hoverTimeout = _.delay @onProgressMouseOver, 5 * @sliderHoverDelay, null
     )
-    $('.scrubber').mouseover((e) =>
-      return if @clickingSlider or @disabled or @hoverDisabled or @hoverTimeout
-      @hoverTimeout = _.delay @onProgressMouseOver, @sliderHoverDelay, e
-    ).mouseleave(@onProgressMouseLeave).mousemove(@onProgressMouseMove)
-
-  onProgressMouseOver: (e) =>
-    @hoverTimeout = null
-    return if @clickingSlider or @disabled or @hoverDisabled
-    @wasPlaying = @playing
-    Backbone.Mediator.publish 'level-set-playing', playing: false
-    @onProgressMouseMove e if e
-
-  onProgressMouseLeave: (e) =>
-    return if @clickingSlider or @disabled or @hoverDisabled
-    if @hoverTimeout
-      clearTimeout @hoverTimeout
-      @hoverTimeout = null
-    if @wasPlaying? and @playing isnt @wasPlaying
-      Backbone.Mediator.publish 'level-set-playing', playing: @wasPlaying
-    @wasPlaying = null
-
-  onProgressMouseMove: (e) =>
-    return if @disabled or @hoverDisabled or @hoverTimeout
-    @clickingSlider = false
-    posX = e.pageX - $(e.target).offset().left
-    @actualProgress = posX / @barWidth
-    @scrubTo @actualProgress
 
   getScrubRatio: ->
     bar = $('.scrubber .progress', @$el)
@@ -239,7 +210,4 @@ module.exports = class PlaybackView extends View
     me.off('change:music', @updateMusicButton, @)
     $(window).off('resize', @onWindowResize)
     @onWindowResize = null
-    @onProgressMouseOver = null
-    @onProgressMouseLeave = null
-    @onProgressMouseMove = null
     super()