move web reporter setting and check version (microsoft#213934)

* move registry and check at run time

* remove whitespace

Author: justschen

src/vs/workbench/contrib/issue/browser/issue.contribution.ts

@@ -23,6 +23,15 @@ import 'vs/workbench/contrib/issue/browser/issueTroubleshoot';
 class WebIssueContribution extends BaseIssueContribution {
 	constructor(@IProductService productService: IProductService, @IConfigurationService configurationService: IConfigurationService) {
 		super(productService, configurationService);
+		Registry.as<IConfigurationRegistry>(ConfigurationExtensions.Configuration).registerConfiguration({
+			properties: {
+				'issueReporter.experimental.webReporter': {
+					type: 'boolean',
+					default: productService.quality !== 'stable',
+					description: 'Enable experimental issue reporter for web.',
+				},
+			}
+		});
 	}
 }
 
@@ -34,14 +43,3 @@ registerSingleton(IIssueMainService, IssueFormService, InstantiationType.Delayed
 CommandsRegistry.registerCommand('_issues.getSystemStatus', (accessor) => {
 	return nls.localize('statusUnsupported', "The --status argument is not yet supported in browsers.");
 });
-
-Registry.as<IConfigurationRegistry>(ConfigurationExtensions.Configuration)
-	.registerConfiguration({
-		properties: {
-			'issueReporter.experimental.webReporter': {
-				type: 'boolean',
-				default: false,
-				description: 'Enable experimental issue reporter for web.',
-			},
-		}
-	});