feature(EJ2-5307): Added sample changes to chart.

Author: pipeline

src/chart/box-whisker-plnkr.json

@@ -1,7 +1,7 @@
 import { Component, ViewEncapsulation, ViewChild } from '@angular/core';
 import { DropDownList } from '@syncfusion/ej2-dropdowns';
-import { ILoadedEventArgs, ChartComponent, BoxPlotMode, IPointRenderEventArgs, ChartTheme, getSaturationColor } from '@syncfusion/ej2-ng-charts';
-
+import { ILoadedEventArgs, ChartComponent, BoxPlotMode, IPointRenderEventArgs, ChartTheme } from '@syncfusion/ej2-ng-charts';
+import { getSaturationColor} from '@syncfusion/ej2-charts';
 /**
  * Sample for box and whisker series
  */

src/chart/box-whisker.component.ts

@@ -64,7 +64,7 @@ export class PolarLineChartComponent {
 
     };
     public tooltip: Object = {
-        enable: true, format: '${series.name}<br>${point.x} : ${point.y}'
+        enable: true
     };
     public title: string = 'Alaska Weather Statistics - 2016';
     @ViewChild('chart')

src/chart/polar-line-plnkr.json

@@ -47,7 +47,7 @@ export class PolarRangeColumnChartComponent {
         width: 3, color: 'white'
     };
     public tooltip: Object = {
-        enable: true, format: '${point.x}<br>High: ${point.high}<br>Low: ${point.low}'
+        enable: true
     };
     public legendSettings: Object = {
         visible: false

src/chart/polar-line.component.ts

@@ -35,8 +35,7 @@ export class PolarSplineChartComponent {
     };
     public title: string = 'Microphone Types Polar Patterns';
     public tooltip: Object = {
-        enable: true,
-        format: '${series.name}<br>${point.x} : ${point.y}'
+        enable: true
     };
     public load(args: ILoadedEventArgs): void {
         let selectedTheme: string = location.hash.split('/')[1];

src/chart/polar-rangecolumn-plnkr.json

@@ -50,7 +50,7 @@ export class PolarStackedColumnChartComponent {
         width: 1, color: 'white'
     };
     public tooltip: Object = {
-        enable: true, format: '${series.name}<br>${point.x} : ${point.y}'
+        enable: true
     };
     public title: string = 'Wind Rose Chart';
     @ViewChild('chart')