[Mac] DownloadShelf should be notified when autoclosing.

chrome/browser/automation/testing_automation_provider.cc

 // Copyright 2013 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/testing_automation_provider.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 2686 matching lines @@
     reply.SendError(error_msg);
     return;
   }
   if (!args->GetBoolean("is_visible", &is_visible)) {
     reply.SendError("'is_visible' missing or invalid.");
     return;
   }
   if (is_visible) {
     browser->window()->GetDownloadShelf()->Show();
   } else {
-    browser->window()->GetDownloadShelf()->Close();
+    browser->window()->GetDownloadShelf()->Close(DownloadShelf::AUTOMATIC);
   }
   reply.SendSuccess(NULL);
 }
 
 void TestingAutomationProvider::IsDownloadShelfVisibleJSON(
     DictionaryValue* args,
     IPC::Message* reply_message) {
   AutomationJSONReply reply(this, reply_message);
   Browser* browser;
   std::string error_msg;
@@ skipping 3200 matching lines @@
   if (g_browser_process)
     g_browser_process->GetAutomationProviderList()->RemoveProvider(this);
 }
 
 void TestingAutomationProvider::EnsureTabSelected(Browser* browser,
                                                   WebContents* tab) {
   TabStripModel* tab_strip = browser->tab_strip_model();
   if (tab_strip->GetActiveWebContents() != tab)
     tab_strip->ActivateTabAt(tab_strip->GetIndexOfWebContents(tab), true);
 }