Update refs to DownloadManager, which moved to android.app

Change-Id: I65fdbabecfc7a91b4edd40ffccb29995b24f075f
diff --git a/src/com/android/browser/BrowserActivity.java b/src/com/android/browser/BrowserActivity.java
index 101157c..deb57f3 100644
--- a/src/com/android/browser/BrowserActivity.java
+++ b/src/com/android/browser/BrowserActivity.java
@@ -18,6 +18,7 @@
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.app.DownloadManager;
 import android.app.ProgressDialog;
 import android.app.SearchManager;
 import android.content.ActivityNotFoundException;
@@ -47,7 +48,6 @@
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
 import android.net.ConnectivityManager;
-import android.net.DownloadManager;
 import android.net.NetworkInfo;
 import android.net.Uri;
 import android.net.WebAddress;
diff --git a/src/com/android/browser/OpenDownloadReceiver.java b/src/com/android/browser/OpenDownloadReceiver.java
index 26bf51e..99e5f41 100644
--- a/src/com/android/browser/OpenDownloadReceiver.java
+++ b/src/com/android/browser/OpenDownloadReceiver.java
@@ -16,13 +16,13 @@
 
 package com.android.browser;
 
+import android.app.DownloadManager;
 import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.database.Cursor;
-import android.net.DownloadManager;
 import android.net.Uri;
 import android.provider.Downloads;
 import android.widget.Toast;