Download Notifications : Fixed a crash

chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.java

Index: chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.java b/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.java
index 5fe243de8451248152d94ddd447f5252d6e62ca3..8836abaca0d2b5246abc1ec587d1bf103ba6fadb 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.java
@@ -1119,9 +1119,9 @@ public class DownloadManagerService extends BroadcastReceiver implements
 
             @Override
             protected void onPostExecute(Intent intent) {
-                if (intent == null
-                        || !ExternalNavigationDelegateImpl.resolveIntent(intent, true)
-                        || !DownloadUtils.fireOpenIntentForDownload(context, intent)) {
+                if (intent == null || !ExternalNavigationDelegateImpl.resolveIntent(intent, true)
+                        || !DownloadUtils.fireOpenIntentForDownload(context, intent)
+                        || !hasDownloadManagerService()) {
                     openDownloadsPage(context);
                 } else {
                     DownloadManagerService service =