Remove unused code

src/component/dataZoom/dataZoomProcessor.js

@@ -82,21 +82,21 @@ define(function (require) {
     function calculateDataExtent(dimNames, axisModel, seriesModels) {
         var dataExtent = [Number.MAX_VALUE, Number.MIN_VALUE];
 
-        if (axisModel.get('type') === 'category') {
-            // Only category axis has property 'data's.
-            var axisData = axisModel.getData() || [];
-            dataExtent = [0, axisData.length];
-        }
-        else {
-            zrUtil.each(seriesModels, function (seriesModel) {
-                var seriesData = seriesModel.getData();
-                if (seriesData) {
-                    var seriesExtent = seriesData.getDataExtent(dimNames.dim);
-                    seriesExtent[0] < dataExtent[0] && (dataExtent[0] = seriesExtent[0]);
-                    seriesExtent[1] > dataExtent[1] && (dataExtent[1] = seriesExtent[1]);
-                }
-            }, this);
-        }
+        // if (axisModel.get('type') === 'category') {
+        //     // Only category axis has property 'data's.
+        //     var axisData = axisModel.getData() || [];
+        //     dataExtent = [0, axisData.length];
+        // }
+        // else {
+        zrUtil.each(seriesModels, function (seriesModel) {
+            var seriesData = seriesModel.getData();
+            if (seriesData) {
+                var seriesExtent = seriesData.getDataExtent(dimNames.dim);
+                seriesExtent[0] < dataExtent[0] && (dataExtent[0] = seriesExtent[0]);
+                seriesExtent[1] > dataExtent[1] && (dataExtent[1] = seriesExtent[1]);
+            }
+        }, this);
+        // }
 
         return dataExtent;
     }

src/coord/cartesian/AxisModel.js

@@ -21,44 +21,7 @@ define(function(require) {
         /**
          * @type {module:echarts/coord/cartesian/Axis2D}
          */
-        axis: null,
-
-        /**
-         * @override
-         */
-        init: function () {
-            ComponentModel.prototype.init.call(this);
-
-            var data = this.getData();
-            if (data) {
-                // FIXME
-                // clone?
-                /**
-                 * @type {Array}
-                 * @private
-                 */
-                this._dataBeforeProcessing = data.slice();
-            }
-        },
-
-        /**
-         * @public
-         * @return {Array=} data Can be null
-         */
-        getData: function () {
-            return this.get('data');
-        },
-
-        /**
-         * @override
-         */
-        restoreData: function () {
-            // FIXME
-            // clone?
-            if (this._dataBeforeProcessing) {
-                this.option.data = this._dataBeforeProcessing.slice();
-            }
-        }
+        axis: null
     });
 
     zrUtil.merge(AxisModel.prototype, require('../axisModelCommonMixin'));

src/coord/cartesian/Grid.js

@@ -25,7 +25,7 @@ define(function(require, factory) {
         if (axisType) {
             return axisType === 'category'
                 // Give [Infinity, -Infinity] extent to make the unionExtent is right
-                ? new OrdinalScale(axisModel.getData(), [Infinity, -Infinity])
+                ? new OrdinalScale(axisModel.get('data'), [Infinity, -Infinity])
                 : new IntervalScale();
         }
     }

src/coord/polar/AxisModel.js

@@ -19,44 +19,7 @@ define(function(require) {
         /**
          * @type {module:echarts/coord/polar/AngleAxis|module:echarts/coord/polar/RadiusAxis}
          */
-        axis: null,
-
-        /**
-         * @override
-         */
-        init: function () {
-            ComponentModel.prototype.init.call(this);
-
-            var data = this.getData();
-            if (data) {
-                // FIXME
-                // clone?
-                /**
-                 * @type {Array}
-                 * @private
-                 */
-                this._dataBeforeProcessing = data.slice();
-            }
-        },
-
-        /**
-         * @public
-         * @return {Array=} data Can be null
-         */
-        getData: function () {
-            return this.get('data');
-        },
-
-        /**
-         * @override
-         */
-        restoreData: function () {
-            // FIXME
-            // clone?
-            if (this._dataBeforeProcessing) {
-                this.option.data = this._dataBeforeProcessing.slice();
-            }
-        }
+        axis: null
     });
 
     zrUtil.merge(PolarAxisModel.prototype, require('../axisModelCommonMixin'));