clean up the tmp file usage

Author: akshita31

src/packageManager/FileDownloader.ts

@@ -73,7 +73,6 @@ async function downloadFile(description: string, urlString: string, eventStream:
             let packageSize = parseInt(response.headers['content-length'], 10);
             let downloadedBytes = 0;
             let downloadPercentage = 0;
-            //let tmpFile = fs.createWriteStream(null, { fd });
 
             eventStream.post(new DownloadSizeObtained(packageSize));
 

src/packageManager/PackageManager.ts

@@ -12,17 +12,14 @@ import { InstallZip } from './ZipInstaller';
 import { EventStream } from '../EventStream';
 import { NetworkSettingsProvider } from "../NetworkSettings";
 import { filterPackages } from "./PackageFilterer";
-import { CreateTmpFile, TmpAsset } from "../CreateTmpAsset";
 
 // Package manager needs a list of packages to be filtered based on platformInfo then download and install them
 // Note that the packages that this component will install needs absolute paths for the installPath, intsallTestPath and the binaries
 export async function DownloadAndInstallPackages(packages: Package[], provider: NetworkSettingsProvider, platformInfo: PlatformInformation, eventStream: EventStream) {
     let filteredPackages = await filterPackages(packages, platformInfo);
     if (filteredPackages) {
-        let tmpFile: TmpAsset;
         for (let pkg of filteredPackages) {
             try {
-                tmpFile = await CreateTmpFile();
                 let buffer = await DownloadFile(pkg.description, eventStream, provider, pkg.url, pkg.fallbackUrl);
                 await InstallZip(buffer, pkg.description, pkg.installPath, pkg.binaries, eventStream);
             }
@@ -34,12 +31,6 @@ export async function DownloadAndInstallPackages(packages: Package[], provider:
                     throw error;
                 }
             }
-            finally {
-                //clean the temporary file
-                if (tmpFile) {
-                    tmpFile.dispose();
-                }
-            }
         }
     }
 }