chore(vscode): update to 1.53.2

These conflicts will be resolved in the following commits. We do it this way so
that PR review is possible.

lib/vscode/src/vs/base/test/browser/iconLabels.test.ts

@@ -0,0 +1,52 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { renderLabelWithIcons } from 'vs/base/browser/ui/iconLabel/iconLabels';
+import * as assert from 'assert';
+
+suite('renderLabelWithIcons', () => {
+
+	test('no icons', () => {
+		const result = renderLabelWithIcons(' hello World .');
+
+		assert.equal(elementsToString(result), ' hello World .');
+	});
+
+	test('icons only', () => {
+		const result = renderLabelWithIcons('$(alert)');
+
+		assert.equal(elementsToString(result), '<span class="codicon codicon-alert"></span>');
+	});
+
+	test('icon and non-icon strings', () => {
+		const result = renderLabelWithIcons(` $(alert) Unresponsive`);
+
+		assert.equal(elementsToString(result), ' <span class="codicon codicon-alert"></span> Unresponsive');
+	});
+
+	test('multiple icons', () => {
+		const result = renderLabelWithIcons('$(check)$(error)');
+
+		assert.equal(elementsToString(result), '<span class="codicon codicon-check"></span><span class="codicon codicon-error"></span>');
+	});
+
+	test('escaped icons', () => {
+		const result = renderLabelWithIcons('\\$(escaped)');
+
+		assert.equal(elementsToString(result), '$(escaped)');
+	});
+
+	test('icon with animation', () => {
+		const result = renderLabelWithIcons('$(zip~anim)');
+
+		assert.equal(elementsToString(result), '<span class="codicon codicon-zip codicon-modifier-anim"></span>');
+	});
+
+	const elementsToString = (elements: Array<HTMLElement | string>): string => {
+		return elements
+			.map(elem => elem instanceof HTMLElement ? elem.outerHTML : elem)
+			.reduce((a, b) => a + b, '');
+	};
+});