Merge VS Code 1.21 source code (#1067)

* Initial VS Code 1.21 file copy with patches

* A few more merges

* Post npm install

* Fix batch of build breaks

* Fix more build breaks

* Fix more build errors

* Fix more build breaks

* Runtime fixes 1

* Get connection dialog working with some todos

* Fix a few packaging issues

* Copy several node_modules to package build to fix loader issues

* Fix breaks from master

* A few more fixes

* Make tests pass

* First pass of license header updates

* Second pass of license header updates

* Fix restore dialog issues

* Remove add additional themes menu items

* fix select box issues where the list doesn't show up

* formatting

* Fix editor dispose issue

* Copy over node modules to correct location on all platforms

src/vs/platform/credentials/test/node/keytar.test.ts

@@ -17,10 +17,20 @@ suite('Keytar', () => {
 		}
 		(async () => {
 			const keytar = await import('keytar');
-			await keytar.setPassword('VSCode Test', 'foo', 'bar');
-			assert.equal(await keytar.getPassword('VSCode Test', 'foo'), 'bar');
-			await keytar.deletePassword('VSCode Test', 'foo');
-			assert.equal(await keytar.getPassword('VSCode Test', 'foo'), undefined);
+			const name = `VSCode Test ${Math.floor(Math.random() * 1e9)}`;
+			try {
+				await keytar.setPassword(name, 'foo', 'bar');
+				assert.equal(await keytar.getPassword(name, 'foo'), 'bar');
+				await keytar.deletePassword(name, 'foo');
+				assert.equal(await keytar.getPassword(name, 'foo'), undefined);
+			} catch (err) {
+				// try to clean up
+				try {
+					await keytar.deletePassword(name, 'foo');
+				} finally {
+					throw err;
+				}
+			}
 		})().then(done, done);
 	});
 });