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/build/azure-pipelines/mixin.js

@@ -0,0 +1,58 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+Object.defineProperty(exports, "__esModule", { value: true });
+const json = require("gulp-json-editor");
+const buffer = require('gulp-buffer');
+const filter = require("gulp-filter");
+const es = require("event-stream");
+const vfs = require("vinyl-fs");
+const fancyLog = require("fancy-log");
+const ansiColors = require("ansi-colors");
+const fs = require("fs");
+const path = require("path");
+function main() {
+    const quality = process.env['VSCODE_QUALITY'];
+    if (!quality) {
+        console.log('Missing VSCODE_QUALITY, skipping mixin');
+        return;
+    }
+    const productJsonFilter = filter(f => f.relative === 'product.json', { restore: true });
+    fancyLog(ansiColors.blue('[mixin]'), `Mixing in sources:`);
+    return vfs
+        .src(`quality/${quality}/**`, { base: `quality/${quality}` })
+        .pipe(filter(f => !f.isDirectory()))
+        .pipe(productJsonFilter)
+        .pipe(buffer())
+        .pipe(json((o) => {
+        const ossProduct = JSON.parse(fs.readFileSync(path.join(__dirname, '..', '..', 'product.json'), 'utf8'));
+        let builtInExtensions = ossProduct.builtInExtensions;
+        if (Array.isArray(o.builtInExtensions)) {
+            fancyLog(ansiColors.blue('[mixin]'), 'Overwriting built-in extensions:', o.builtInExtensions.map(e => e.name));
+            builtInExtensions = o.builtInExtensions;
+        }
+        else if (o.builtInExtensions) {
+            const include = o.builtInExtensions['include'] || [];
+            const exclude = o.builtInExtensions['exclude'] || [];
+            fancyLog(ansiColors.blue('[mixin]'), 'OSS built-in extensions:', builtInExtensions.map(e => e.name));
+            fancyLog(ansiColors.blue('[mixin]'), 'Including built-in extensions:', include.map(e => e.name));
+            fancyLog(ansiColors.blue('[mixin]'), 'Excluding built-in extensions:', exclude);
+            builtInExtensions = builtInExtensions.filter(ext => !include.find(e => e.name === ext.name) && !exclude.find(name => name === ext.name));
+            builtInExtensions = [...builtInExtensions, ...include];
+            fancyLog(ansiColors.blue('[mixin]'), 'Final built-in extensions:', builtInExtensions.map(e => e.name));
+        }
+        else {
+            fancyLog(ansiColors.blue('[mixin]'), 'Inheriting OSS built-in extensions', builtInExtensions.map(e => e.name));
+        }
+        return Object.assign(Object.assign({ webBuiltInExtensions: ossProduct.webBuiltInExtensions }, o), { builtInExtensions });
+    }))
+        .pipe(productJsonFilter.restore)
+        .pipe(es.mapSync(function (f) {
+        fancyLog(ansiColors.blue('[mixin]'), f.relative, ansiColors.green('✔︎'));
+        return f;
+    }))
+        .pipe(vfs.dest('.'));
+}
+main();