Downloads: Added transient flag to download item and download database

chrome/browser/android/download/download_manager_service.cc

 // 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.
 
 #include "chrome/browser/android/download/download_manager_service.h"
 
 #include "base/android/jni_string.h"
 #include "base/location.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 104 matching lines @@
       ConvertUTF8ToJavaString(env, item->GetTargetFilePath().value()),
       ConvertUTF8ToJavaString(env, item->GetTabUrl().spec()),
       ConvertUTF8ToJavaString(env, item->GetMimeType()),
       item->GetReceivedBytes(), item->GetBrowserContext()->IsOffTheRecord(),
       item->GetState(), item->PercentComplete(), item->IsPaused(),
       has_user_gesture, item->CanResume(),
       ConvertUTF8ToJavaString(env, original_url),
       ConvertUTF8ToJavaString(env, item->GetReferrerUrl().spec()),
       time_remaining_known ? time_delta.InMilliseconds()
                            : kUnknownRemainingTime,
-      item->GetLastAccessTime().ToJavaTime());
+      item->GetLastAccessTime().ToJavaTime(), item->IsVisible());

[David Trainor- moved to gerrit, 2017/03/06 18:28:39]

Should visible items make it past this point?  Maybe add a TODO and a follow up
bug.

[shaktisahu, 2017/03/08 06:51:30]

Removed.

 }
 
 static jlong Init(JNIEnv* env, const JavaParamRef<jobject>& jobj) {
   Profile* profile = ProfileManager::GetActiveUserProfile();
   DownloadManagerService* service = DownloadManagerService::GetInstance();
   service->Init(env, jobj);
   DownloadService* download_service =
       DownloadServiceFactory::GetForBrowserContext(profile);
   DownloadHistory* history = download_service->GetDownloadHistory();
   if (history)
@@ skipping 341 matching lines @@
       chrome::android::kDownloadAutoResumptionThrottling,
       kAutoResumptionLimitVariation);
   int auto_resumption_limit;
   if (!variation.empty() &&
       base::StringToInt(variation, &auto_resumption_limit)) {
     return auto_resumption_limit;
   }
 
   return kDefaultAutoResumptionLimit;
 }