src/vs/workbench/contrib/extensions/browser/extensionsWorkbenchService.ts/Extension/outdated
class Extension:	get outdated(): boolean {
		if (!this.gallery || !this.local) {
			return false;
		}
		if (!this.local.preRelease && this.gallery.properties.isPreReleaseVersion) {
			return false;
		}
		if (semver.gt(this.latestVersion, this.version)) {
			return true;
		}
		if (this.outdatedTargetPlatform) {
			return true;
		}
		return false;
	}