[Mac] DownloadShelf should be notified when autoclosing.

chrome/browser/download/download_browsertest.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 <sstream>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
@@ skipping 1233 matching lines @@
   EXPECT_TRUE(browser()->window()->IsDownloadShelfVisible());
 
   // Open a second tab and wait.
   EXPECT_NE(static_cast<WebContents*>(NULL),
             chrome::AddSelectedTabWithURL(browser(), GURL(),
                                           content::PAGE_TRANSITION_TYPED));
   EXPECT_EQ(2, browser()->tab_strip_model()->count());
   EXPECT_TRUE(browser()->window()->IsDownloadShelfVisible());
 
   // Hide the download shelf.
-  browser()->window()->GetDownloadShelf()->Close();
+  browser()->window()->GetDownloadShelf()->Close(DownloadShelf::AUTOMATIC);
   EXPECT_FALSE(browser()->window()->IsDownloadShelfVisible());
 
   // Go to the first tab.
   browser()->tab_strip_model()->ActivateTabAt(0, true);
   EXPECT_EQ(2, browser()->tab_strip_model()->count());
 
   // The download shelf should not be visible.
   EXPECT_FALSE(browser()->window()->IsDownloadShelfVisible());
 }
 
@@ skipping 1657 matching lines @@
   scoped_ptr<content::DownloadTestObserver> observer(
       DangerousDownloadWaiter(
           browser(), 1,
           content::DownloadTestObserver::ON_DANGEROUS_DOWNLOAD_DENY));
   ui_test_utils::NavigateToURL(browser(), url);
   observer->WaitForFinished();
   EXPECT_EQ(1u, observer->NumDownloadsSeenInState(DownloadItem::CANCELLED));
   EXPECT_EQ(1u, observer->NumDangerousDownloadsSeen());
   EXPECT_FALSE(browser()->window()->IsDownloadShelfVisible());
 }