fix(*): apply requested changes

Author: mmart1n

projects/igniteui-angular/src/lib/action-strip/grid-actions/grid-editing-actions.component.ts

@@ -1,6 +1,6 @@
 import { Component, HostBinding, Input } from '@angular/core';
 import { IgxGridActionsBaseDirective } from './grid-actions-base.directive';
-import { showMessage } from '../../core/deprecateDecorators';
+import { showMessage } from '../../core/utils';
 import { addRow, addChild  } from '@igniteui/material-icons-extended';
 
 @Component({

projects/igniteui-angular/src/lib/core/deprecateDecorators.ts

@@ -25,6 +25,18 @@ import {
     swingOutLefttFwd, swingOutRightBck, swingOutRightFwd, swingOutTopBck, swingOutTopFwd
 } from '../animations/main';
 import { setImmediate } from './setImmediate';
+import { isDevMode } from '@angular/core';
+
+/**
+ * @hidden
+ */
+export const showMessage = (message: string, isMessageShown: boolean): boolean => {
+    if (!isMessageShown && isDevMode()) {
+        console.warn(message);
+    }
+
+    return true;
+};
 
 export const mkenum = <T extends { [index: string]: U }, U extends string>(x: T) => x;
 

projects/igniteui-angular/src/lib/core/utils.ts

@@ -1,11 +1,9 @@
 import { IDropDownBase, IGX_DROPDOWN_BASE } from './drop-down.common';
 import { Directive, Input, HostBinding, HostListener, ElementRef, Optional, Inject, DoCheck, Output, EventEmitter } from '@angular/core';
 import { IgxSelectionAPIService } from '../core/selection';
-import { showMessage } from '../core/deprecateDecorators';
 import { IgxDropDownGroupComponent } from './drop-down-group.component';
 
 let NEXT_ID = 0;
-let warningShown = false;
 
 /**
  * An abstract class defining a drop-down item:
@@ -57,10 +55,6 @@ export class IgxDropDownItemBaseDirective implements DoCheck {
     @Input()
     public get index(): number {
         if (this._index === null) {
-            warningShown = showMessage(
-                'IgxDropDownItemBaseDirective: Automatic index is deprecated.' +
-                'Bind in the template instead using `<igx-drop-down-item [index]="i"` instead.`',
-                warningShown);
             return this.itemIndex;
         }
         return this._index;

projects/igniteui-angular/src/lib/drop-down/drop-down-item.base.ts

@@ -705,20 +705,6 @@ export class IgxGridCellComponent implements OnInit, OnChanges, OnDestroy {
         });
     }
 
-    /**
-     * @deprecated in version 8.2.0. Use 'selected' property instead
-     *
-     * Gets whether the cell is selected.
-     *
-     * ```typescript
-     * let isCellSelected = thid.cell.isCellSelected();
-     * ```
-     * @memberof IgxGridCellComponent
-     */
-    public isCellSelected() {
-        return this.selectionService.selected(this.selectionNode);
-    }
-
     /**
      * @hidden
      * @internal