Android: Remove GetApplicationContext part 1

chrome/android/javatests/src/org/chromium/chrome/browser/download/DownloadTestBase.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.download;
 
 import android.app.DownloadManager;
 import android.content.Context;
 import android.database.Cursor;
 import android.os.Environment;
@@ skipping 200 matching lines @@
         ApplicationUtils.waitForLibraryDependencies(getInstrumentation());
         final Context context = getInstrumentation().getTargetContext().getApplicationContext();
 
         ThreadUtils.runOnUiThreadBlocking(new Runnable() {
             @Override
             public void run() {
                 mSavedDownloadManagerService = DownloadManagerService.setDownloadManagerService(
                         new TestDownloadManagerService(context, new SystemDownloadNotifier(context),
                                 new Handler(), UPDATE_DELAY_MILLIS));
                 DownloadController.setDownloadNotificationService(
-                        DownloadManagerService.getDownloadManagerService(context));
+                        DownloadManagerService.getDownloadManagerService());
             }
         });
     }
 
     @Override
     protected void tearDown() throws Exception {
         cleanUpAllDownloads();
         ThreadUtils.runOnUiThreadBlocking(new Runnable() {
             @Override
             public void run() {
                 DownloadManagerService.setDownloadManagerService(mSavedDownloadManagerService);
                 DownloadController.setDownloadNotificationService(mSavedDownloadManagerService);
             }
         });
         super.tearDown();
     }
 
     protected void deleteFilesInDownloadDirectory(String...filenames) {
         for (String filename : filenames) {
             final File fileToDelete = new File(DOWNLOAD_DIRECTORY, filename);
             if (fileToDelete.exists()) {
                 assertTrue("Could not delete file that would block this test",
                         fileToDelete.delete());
             }
         }
     }
 }