Android: Remove GetApplicationContext part 1

chrome/android/java/src/org/chromium/chrome/browser/download/ChromeDownloadDelegate.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.Manifest.permission;
 import android.app.Activity;
 import android.app.DownloadManager;
 import android.content.Context;
@@ skipping 246 matching lines @@
         nativeLaunchDuplicateDownloadInfoBar(ChromeDownloadDelegate.this, mTab, info,
                 new File(fullDirPath, info.getFileName()).toString(), mTab.isIncognito());
     }
 
     /**
      * Enqueue a request to download a file using Android DownloadManager.
      *
      * @param info Download information about the download.
      */
     private void enqueueDownloadManagerRequest(final DownloadInfo info) {
-        DownloadManagerService.getDownloadManagerService(
-                mContext.getApplicationContext()).enqueueDownloadManagerRequest(
-                        new DownloadItem(true, info), true);
+        DownloadManagerService.getDownloadManagerService().enqueueDownloadManagerRequest(
+                new DownloadItem(true, info), true);
         closeBlankTab();
     }
 
     /**
      * Check the external storage and notify user on error.
      *
      * @param fullDirPath The dir path to download a file. Normally this is external storage.
      * @param externalStorageStatus The status of the external storage.
      * @return Whether external storage is ok for downloading.
      */
@@ skipping 20 matching lines @@
         return true;
     }
 
     /**
      * Alerts user of download failure.
      *
      * @param fileName Name of the download file.
      * @param reason Reason of failure defined in {@link DownloadManager}
      */
     private void alertDownloadFailure(String fileName, int reason) {
-        DownloadManagerService.getDownloadManagerService(
-                mContext.getApplicationContext()).onDownloadFailed(fileName, reason);
+        DownloadManagerService.getDownloadManagerService().onDownloadFailed(fileName, reason);
     }
 
     /**
      * Enqueue a request to download a file using Android DownloadManager.
      * @param url Url to download.
      * @param userAgent User agent to use.
      * @param contentDisposition Content disposition of the request.
      * @param mimeType MIME type.
      * @param cookie Cookie to use.
      * @param referrer Referrer to use.
@@ skipping 166 matching lines @@
         return mContext;
     }
 
     private native void nativeInit(WebContents webContents);
     private static native String nativeGetDownloadWarningText(String filename);
     private static native void nativeLaunchDuplicateDownloadInfoBar(ChromeDownloadDelegate delegate,
             Tab tab, DownloadInfo downloadInfo, String filePath, boolean isIncognito);
     private static native void nativeLaunchPermissionUpdateInfoBar(
             Tab tab, String permission, long callbackId);
 }