src/vs/workbench/contrib/preferences/browser/settingsEditorSettingIndicators.ts/SettingsTreeIndicatorsLabel/createSyncIgnoredIndicator
class SettingsTreeIndicatorsLabel:	private createSyncIgnoredIndicator(): SettingIndicator {
		const syncIgnoredElement = $('span.setting-indicator.setting-item-ignored');
		syncIgnoredElement.tabIndex = 0;
		const syncIgnoredLabel = new SimpleIconLabel(syncIgnoredElement);
		syncIgnoredLabel.text = localize('extensionSyncIgnoredLabel', 'Not synced');

		const syncIgnoredHoverContent = localize('syncIgnoredTitle', "This setting is ignored during sync");
		const disposables = new DisposableStore();
		const showHover = (focus: boolean) => {
			return this.hoverService.showHover({
				...this.defaultHoverOptions,
				content: syncIgnoredHoverContent,
				target: syncIgnoredElement
			}, focus);
		};
		this.addHoverDisposables(disposables, syncIgnoredElement, showHover);

		return {
			element: syncIgnoredElement,
			label: syncIgnoredLabel,
			disposables: new DisposableStore()
		};
	}