Merge from vscode 64980ea1f3f532c82bb6c28d27bba9ef2c5b4463 (#7206)

* Merge from vscode 64980ea1f3f532c82bb6c28d27bba9ef2c5b4463

* fix config changes

* fix strictnull checks

extensions/image-preview/src/sizeStatusBarEntry.ts

@@ -0,0 +1,33 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+import { Disposable } from './dispose';
+
+export class SizeStatusBarEntry extends Disposable {
+	private readonly _entry: vscode.StatusBarItem;
+
+	constructor() {
+		super();
+		this._entry = this._register(vscode.window.createStatusBarItem({
+			id: 'imagePreview.size',
+			name: 'Image Size',
+			alignment: vscode.StatusBarAlignment.Right,
+			priority: 101 /* to the left of editor status (100) */,
+		}));
+	}
+
+	public show() {
+		this._entry.show();
+	}
+
+	public hide() {
+		this._entry.hide();
+	}
+
+	public update(text: string) {
+		this._entry.text = text;
+	}
+}