Make DownloadHistory observe manager, items

chrome/browser/ui/views/download/download_item_view.cc

Index: chrome/browser/ui/views/download/download_item_view.cc
diff --git a/chrome/browser/ui/views/download/download_item_view.cc b/chrome/browser/ui/views/download/download_item_view.cc
index cd9a253f367134fabb3b81070a5e70f2a0656c38..988f4dc4e518b88bf56a53e1445e4d71492d1d7d 100644
--- a/chrome/browser/ui/views/download/download_item_view.cc
+++ b/chrome/browser/ui/views/download/download_item_view.cc
@@ -297,9 +297,6 @@ void DownloadItemView::OnDownloadUpdated(DownloadItem* download) {
         StopDownloadProgress();
         LoadIcon();
         break;
-      case DownloadItem::REMOVING:
-        parent_->RemoveDownloadView(this);  // This will delete us!
-        return;
       default:
         NOTREACHED();
     }
@@ -320,6 +317,10 @@ void DownloadItemView::OnDownloadUpdated(DownloadItem* download) {
   parent()->SchedulePaint();
 }
 
+void DownloadItemView::OnDownloadDestroyed(DownloadItem* download) {
+  parent_->RemoveDownloadView(this);  // This will delete us!
+}
+
 void DownloadItemView::OnDownloadOpened(DownloadItem* download) {
   disabled_while_opening_ = true;
   SetEnabled(false);