Download shelf autohides on showing in shell, just same as regular open

chrome/browser/ui/cocoa/download/download_item_controller_unittest.mm

 // Copyright 2014 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.
 
 #import "chrome/browser/ui/cocoa/download/download_item_controller.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include <memory>
 
@@ skipping 86 matching lines @@
     }
   }
 
  protected:
   std::unique_ptr<content::MockDownloadItem> download_item_;
   base::scoped_nsobject<DownloadShelfController> shelf_;
 };
 
 TEST_F(DownloadItemControllerTest, ShelfNotifiedOfOpenedDownload) {
   base::scoped_nsobject<DownloadItemController> item(CreateItemController());
-  [[(id)shelf_ expect] downloadWasOpened:[OCMArg any]];
+  [[(id)shelf_ expect] downloadWasOpenedOrShown:[OCMArg any]];
   download_item_->NotifyObserversDownloadOpened();
 }
 
+TEST_F(DownloadItemControllerTest, ShelfNotifiedOfShownDownload) {
+  base::scoped_nsobject<DownloadItemController> item(CreateItemController());
+  [[(id)shelf_ expect] downloadWasOpenedOrShown:[OCMArg any]];
+  download_item_->NotifyObserversDownloadShown();
+}
+
 TEST_F(DownloadItemControllerTest, RemovesSelfWhenDownloadIsDestroyed) {
   base::scoped_nsobject<DownloadItemController> item(CreateItemController());
   [[(id)shelf_ expect] remove:[OCMArg any]];
   download_item_.reset();
 }
 
 TEST_F(DownloadItemControllerTest, NormalDownload) {
   base::scoped_nsobject<DownloadItemController> item(CreateItemController());
 
   [item verifyProgressViewIsVisible:true];
@@ skipping 61 matching lines @@
     // download item are mock objects.
     [downloadItemButton removeFromSuperview];
   }];
   // The unit test will stop here until the block causes the DownloadItemButton
   // to dismiss the menu.
   [item showContextMenu:nil];
 }
 
 
 }  // namespace