src/vs/platform/extensionManagement/node/extensionManagementService.ts/ExtensionManagementService/getTargetPlatform
class ExtensionManagementService:	getTargetPlatform(): Promise<TargetPlatform> {
		if (!this._targetPlatformPromise) {
			this._targetPlatformPromise = computeTargetPlatform(this.fileService, this.logService);
		}
		return this._targetPlatformPromise;
	}