src/vs/platform/extensionManagement/common/abstractExtensionManagementService.ts/AbstractExtensionManagementService/getExtensionsControlManifest
class AbstractExtensionManagementService:	getExtensionsControlManifest(): Promise<IExtensionsControlManifest> {
		const now = new Date().getTime();

		if (!this.extensionsControlManifest || now - this.lastReportTimestamp > 1000 * 60 * 5) { // 5 minute cache freshness
			this.extensionsControlManifest = this.updateControlCache();
			this.lastReportTimestamp = now;
		}

		return this.extensionsControlManifest;
	}