Make the UI an observer of downloads.

content/browser/download/download_manager_impl.cc

Index: content/browser/download/download_manager_impl.cc
diff --git a/content/browser/download/download_manager_impl.cc b/content/browser/download/download_manager_impl.cc
index 83c68747c42c06bcfbefc09d5d22680b45ebfcb6..4cfa3ee612ef4cd90603f7471bf023aeaafc51e7 100644
--- a/content/browser/download/download_manager_impl.cc
+++ b/content/browser/download/download_manager_impl.cc
@@ -452,9 +452,6 @@ DownloadItemImpl* DownloadManagerImpl::CreateSavePackageDownloadItem(
   FOR_EACH_OBSERVER(Observer, observers_, OnDownloadCreated(
       this, download_item));
 
-  // TODO(asanka): Make the ui an observer.
-  ShowDownloadInBrowser(download_item);
-
   return download_item;
 }
 
@@ -585,21 +582,6 @@ DownloadItem* DownloadManagerImpl::CreateDownloadItem(
   return item;
 }
 
-// TODO(asanka) Move into an observer.
-void DownloadManagerImpl::ShowDownloadInBrowser(DownloadItemImpl* download) {
-  // The 'contents' may no longer exist if the user closed the contents before
-  // we get this start completion event.
-  WebContents* content = download->GetWebContents();
-
-  // If the contents no longer exists, we ask the embedder to suggest another
-  // contents.
-  if (!content && delegate_)
-    content = delegate_->GetAlternativeWebContentsToNotifyForDownload();
-
-  if (content && content->GetDelegate())
-    content->GetDelegate()->OnStartDownload(content, download);
-}
-
 int DownloadManagerImpl::InProgressCount() const {
   int count = 0;
   for (DownloadMap::const_iterator it = downloads_.begin();