Fix an issue that OMA download is not intercepted on Android

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

Index: chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerDelegate.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerDelegate.java b/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerDelegate.java
index 371d3037beba051cd39e70adc4797c457ae78de4..2f2b57ac480af3dc52cc541b3d79fb161f3d3979 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerDelegate.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerDelegate.java
@@ -211,6 +211,15 @@ public class DownloadManagerDelegate {
                 int status = c.getInt(c.getColumnIndex(DownloadManager.COLUMN_STATUS));
                 if (status == DownloadManager.STATUS_SUCCESSFUL) {
                     downloadStatus = DownloadManagerService.DOWNLOAD_STATUS_COMPLETE;
+                    if (mDownloadItem.getDownloadInfo().getFileName() == null) {
+                        DownloadInfo info =
+                                DownloadInfo.Builder
+                                        .fromDownloadInfo(mDownloadItem.getDownloadInfo())
+                                        .setFileName(c.getString(
+                                                c.getColumnIndex(DownloadManager.COLUMN_TITLE)))
+                                        .build();
+                        mDownloadItem.setDownloadInfo(info);
+                    }
                     if (mShowNotifications) {
                         canResolve = DownloadManagerService.isOMADownloadDescription(
                                 mDownloadItem.getDownloadInfo())