bring back windows background updates

build/win32/code.iss

@@ -1027,7 +1027,7 @@ begin
       Sleep(1000);
     end;
 
-    Exec(ExpandConstant('{app}\inno_updater.exe'), ExpandConstant('_ "{app}\unins000.dat" ' + BoolToStr(LockFileExists())), '', SW_SHOW, ewWaitUntilTerminated, UpdateResultCode);
+    Exec(ExpandConstant('{app}\inno_updater.exe'), ExpandConstant('"{app}\{#ExeBasename}.exe" ' + BoolToStr(LockFileExists())), '', SW_SHOW, ewWaitUntilTerminated, UpdateResultCode);
   end;
 end;
 

src/vs/workbench/parts/update/electron-browser/update.contribution.ts

@@ -7,6 +7,7 @@
 
 import * as nls from 'vs/nls';
 import 'vs/css!./media/update.contribution';
+import product from 'vs/platform/node/product';
 import { Registry } from 'vs/platform/registry/common/platform';
 import { IWorkbenchContributionsRegistry, Extensions as WorkbenchExtensions } from 'vs/workbench/common/contributions';
 import { ReleaseNotesEditor } from 'vs/workbench/parts/update/electron-browser/releaseNotesEditor';
@@ -60,7 +61,7 @@ configurationRegistry.registerConfiguration({
 		},
 		'update.enableWindowsBackgroundUpdates': {
 			'type': 'boolean',
-			'default': false,
+			'default': product.quality === 'insider',
 			'description': nls.localize('enableWindowsBackgroundUpdates', "Enables Windows background updates.")
 		}
 	}