Reland DownloadManager::GetAllDownloads actually does now

chrome/browser/automation/automation_provider_observers.cc

 // Copyright (c) 2012 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/automation/automation_provider_observers.h"
 
 #include <deque>
 #include <string>
 #include <vector>
 
@@ skipping 1418 matching lines @@
   download_manager_->AddObserver(this);  // Will call initial ModelChanged().
 }
 
 AllDownloadsCompleteObserver::~AllDownloadsCompleteObserver() {}
 
 void AllDownloadsCompleteObserver::ModelChanged(DownloadManager* manager) {
   DCHECK_EQ(manager, download_manager_);
   // The set of downloads in the download manager has changed.  If there are
   // any new downloads that are still in progress, add them to the pending list.
   std::vector<DownloadItem*> downloads;
-  download_manager_->GetAllDownloads(FilePath(), &downloads);
+  download_manager_->GetAllDownloads(&downloads);
   for (std::vector<DownloadItem*>::iterator it = downloads.begin();
        it != downloads.end(); ++it) {
     if ((*it)->GetState() == DownloadItem::IN_PROGRESS &&
         pre_download_ids_.find((*it)->GetId()) == pre_download_ids_.end()) {
       (*it)->AddObserver(this);
       pending_downloads_.insert(*it);
     }
   }
   ReplyIfNecessary();
 }
@@ skipping 1407 matching lines @@
       if (automation_) {
         AutomationJSONReply(automation_, reply_message_.release())
             .SendSuccess(NULL);
       }
       delete this;
     }
   } else {
     NOTREACHED();
   }
 }