Cosmetic in CombinedChartRenderer

Author: hannesa2

chartLib/src/main/kotlin/info/appdev/charting/charts/CombinedChart.kt

@@ -169,7 +169,7 @@ open class CombinedChart : BarLineChartBase<CombinedData>, CombinedDataProvider
     /**
      * The order in which the provided data objects should be drawn. The
      * earlier you place them in the provided array, the further they will be in
-     * the background. e.g. if you provide new DrawOrer[] { DrawOrder.BAR,
+     * the background. e.g. if you provide DrawOrder { DrawOrder.BAR,
      * DrawOrder.LINE }, the bars will be drawn behind the lines.
      */
     var drawOrder: MutableList<DrawOrder>?

chartLib/src/main/kotlin/info/appdev/charting/renderer/CombinedChartRenderer.kt

@@ -23,8 +23,8 @@ open class CombinedChartRenderer(
     /**
      * all renderers for the different kinds of data this combined-renderer can draw
      */
-    protected var dataRenderers: MutableList<DataRenderer> = ArrayList(5)
-    protected var highlightBuffer: MutableList<Highlight> = ArrayList()
+    protected var dataRenderers: MutableList<DataRenderer> = mutableListOf()
+    protected var highlightBuffer: MutableList<Highlight> = mutableListOf()
     protected var weakChart: WeakReference<Chart<*>> = WeakReference(chart)
 
     init {