Added last_access_time to DownloadItem and History DB

chrome/android/java/src/org/chromium/chrome/browser/download/DownloadManagerService.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.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ skipping 1049 matching lines @@
         assert !ThreadUtils.runningOnUiThread();
         Intent intent = getLaunchIntentFromDownloadId(
                 context, download.getDownloadInfo().getFilePath(),
                 download.getSystemDownloadId(), isSupportedMimeType);
         return (intent == null)
                 ? false : ExternalNavigationDelegateImpl.resolveIntent(intent, true);
     }
 
     /** See {@link #openDownloadedContent(Context, String, boolean, long)}. */
     protected void openDownloadedContent(final DownloadInfo downloadInfo, final long downloadId) {
+        // TODO(shaktisahu): Move this to the broader openDownloadedContent() or a better place if
+        // possible.
+        updateLastAccessTime(downloadInfo.getDownloadGuid());

[David Trainor- moved to gerrit, 2017/02/22 05:56:03]

Should this be in the postExecute of the broader call?  Is it here because we
don't have the download guid?

[shaktisahu, 2017/02/23 06:55:47]

Yes. I didn't find the download guid for all the callers.

         openDownloadedContent(mContext, downloadInfo.getFilePath(),
                 isSupportedMimeType(downloadInfo.getMimeType()), downloadId);
     }
 
     /**
      * Launch the intent for a given download item, or Download Home if that's not possible.
      * TODO(qinmin): Move this to DownloadManagerDelegate.
      *
      * @param context             Context to use.
      * @param filePath            Path to the downloaded item.
@@ skipping 690 matching lines @@
         editor.apply();
     }
 
     int getAutoResumptionLimit() {
         if (mAutoResumptionLimit < 0) {
             mAutoResumptionLimit = nativeGetAutoResumptionLimit();
         }
         return mAutoResumptionLimit;
     }
 
+    /**
+     * Updates the last access time of a download.
+     * @param downloadGuid Download GUID.
+     */
+    @Override
+    public void updateLastAccessTime(String downloadGuid) {
+        nativeUpdateLastAccessTime(getNativeDownloadManagerService(), downloadGuid);
+    }
+
     @Override
     public void onMaxBandwidthChanged(double maxBandwidthMbps) {}
 
     @Override
     public void onNetworkConnect(long netId, int connectionType) {}
 
     @Override
     public void onNetworkSoonToDisconnect(long netId) {}
 
     @Override
@@ skipping 12 matching lines @@
             long nativeDownloadManagerService, String downloadGuid, boolean isOffTheRecord,
             boolean isNotificationDismissed);
     private native void nativePauseDownload(long nativeDownloadManagerService, String downloadGuid,
             boolean isOffTheRecord);
     private native void nativeRemoveDownload(long nativeDownloadManagerService, String downloadGuid,
             boolean isOffTheRecord);
     private native void nativeGetAllDownloads(
             long nativeDownloadManagerService, boolean isOffTheRecord);
     private native void nativeCheckForExternallyRemovedDownloads(
             long nativeDownloadManagerService, boolean isOffTheRecord);
+    private native void nativeUpdateLastAccessTime(
+            long nativeDownloadManagerService, String downloadGuid);
 }