chore(*): revert last change

Author: mddragnev

projects/igniteui-angular/src/lib/grids/grid-base.directive.ts

@@ -5909,51 +5909,6 @@ export abstract class IgxGridBaseDirective extends DisplayDensityBase implements
         }
     }
 
-    protected _createColumn(col) {
-        let ref;
-        if (col instanceof IgxColumnGroupComponent) {
-            ref = this._createColGroupComponent(col);
-        } else {
-            ref = this._createColComponent(col);
-        }
-        return ref;
-    }
-
-    protected _createColGroupComponent(col: IgxColumnGroupComponent) {
-        const factoryGroup = this.resolver.resolveComponentFactory(IgxColumnGroupComponent);
-        const ref = this.viewRef.createComponent(factoryGroup, null, this.viewRef.injector);
-        ref.changeDetectorRef.detectChanges();
-        factoryGroup.inputs.forEach((input) => {
-            const propName = input.propName;
-            ref.instance[propName] = col[propName];
-        });
-        if (col.children.length > 0) {
-            const newChildren = [];
-            col.children.forEach(child => {
-                const newCol = this._createColumn(child).instance;
-                newCol.parent = ref.instance;
-                newChildren.push(newCol);
-            });
-            ref.instance.children.reset(newChildren);
-            ref.instance.children.notifyOnChanges();
-        }
-        return ref;
-    }
-
-    protected _createColComponent(col) {
-        const factoryColumn = this.resolver.resolveComponentFactory(IgxColumnComponent);
-        const ref = this.viewRef.createComponent(factoryColumn, null, this.viewRef.injector);
-        factoryColumn.inputs.forEach((input) => {
-            const propName = input.propName;
-            if (!(col[propName] instanceof IgxSummaryOperand)) {
-                ref.instance[propName] = col[propName];
-            } else {
-                ref.instance[propName] = col[propName].constructor;
-            }
-        });
-        return ref;
-    }
-
     protected switchTransactionService(val: boolean) {
         if (val) {
             this._transactions = this.transactionFactory.create(TRANSACTION_TYPE.Base);

projects/igniteui-angular/src/lib/grids/hierarchical-grid/hierarchical-grid-base.directive.ts

@@ -232,6 +232,51 @@ export abstract class IgxHierarchicalGridBaseDirective extends IgxGridBaseDirect
         });
     }
 
+    protected _createColumn(col) {
+        let ref;
+        if (col instanceof IgxColumnGroupComponent) {
+            ref = this._createColGroupComponent(col);
+        } else {
+            ref = this._createColComponent(col);
+        }
+        return ref;
+    }
+
+    protected _createColGroupComponent(col: IgxColumnGroupComponent) {
+        const factoryGroup = this.resolver.resolveComponentFactory(IgxColumnGroupComponent);
+        const ref = this.viewRef.createComponent(IgxColumnGroupComponent, { injector: this.viewRef.injector });
+        ref.changeDetectorRef.detectChanges();
+        factoryGroup.inputs.forEach((input) => {
+            const propName = input.propName;
+            ref.instance[propName] = col[propName];
+        });
+        if (col.children.length > 0) {
+            const newChildren = [];
+            col.children.forEach(child => {
+                const newCol = this._createColumn(child).instance;
+                newCol.parent = ref.instance;
+                newChildren.push(newCol);
+            });
+            ref.instance.children.reset(newChildren);
+            ref.instance.children.notifyOnChanges();
+        }
+        return ref;
+    }
+
+    protected _createColComponent(col) {
+        const factoryColumn = this.resolver.resolveComponentFactory(IgxColumnComponent);
+        const ref = this.viewRef.createComponent(IgxColumnComponent, { injector: this.viewRef.injector });
+        factoryColumn.inputs.forEach((input) => {
+            const propName = input.propName;
+            if (!(col[propName] instanceof IgxSummaryOperand)) {
+                ref.instance[propName] = col[propName];
+            } else {
+                ref.instance[propName] = col[propName].constructor;
+            }
+        });
+        return ref;
+    }
+
     protected getGridsForIsland(rowIslandID: string) {
         return this.hgridAPI.getChildGridsForRowIsland(rowIslandID);
     }