Fixes the problem of the status bubble obscuring the download shelf....

chrome/browser/tab_contents/tab_contents.cc

 // Copyright (c) 2009 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/tab_contents/tab_contents.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/file_version_info.h"
 #include "base/process_util.h"
@@ skipping 909 matching lines @@
 
 void TabContents::SetDownloadShelfVisible(bool visible) {
   if (shelf_visible_ != visible) {
     if (visible) {
       // Invoke GetDownloadShelf to force the shelf to be created.
       GetDownloadShelf(true);
     }
     shelf_visible_ = visible;
 
     NotifyNavigationStateChanged(INVALIDATE_TAB);
+
+    if (delegate())
+      delegate()->UpdateDownloadShelfVisibility(visible);
   }
 
   // SetShelfVisible can force-close the shelf, so make sure we lay out
   // everything correctly, as if the animation had finished. This doesn't
   // matter for showing the shelf, as the show animation will do it.
   ToolbarSizeChanged(false);
 
   if (visible) {
     // Always set this value as it reflects the last time the download shelf
     // was made visible (even if it was already visible).
@@ skipping 1498 matching lines @@
       NavigationController::LoadCommittedDetails& committed_details =
           *(Details<NavigationController::LoadCommittedDetails>(details).ptr());
       ExpireInfoBars(committed_details);
       break;
     }
 
     default:
       NOTREACHED();
   }
 }