Move OpenItem/ShowItemInFolder from ContentBrowserClient to DownloadManagerDelegate

content/browser/download/download_item_impl_delegate.h

Index: content/browser/download/download_item_impl_delegate.h
diff --git a/content/browser/download/download_item_impl_delegate.h b/content/browser/download/download_item_impl_delegate.h
index a64c2e65becc0aeb815fb4f55b90e92a3e43556f..b6eebac424f8e28c1f82b5ec1c3e2e84f8890d15 100644
--- a/content/browser/download/download_item_impl_delegate.h
+++ b/content/browser/download/download_item_impl_delegate.h
@@ -77,9 +77,14 @@ class CONTENT_EXPORT DownloadItemImplDelegate {
   // Update the persistent store with our information.
   virtual void UpdatePersistence(DownloadItemImpl* download);
 
+  // Opens the file associated with this download.
+  virtual void OpenDownload(DownloadItemImpl* download);
+
+  // Shows the download via the OS shell.
+  virtual void ShowDownloadInShell(DownloadItemImpl* download);
+
   // Handle any delegate portions of a state change operation on the
   // DownloadItem.
-  virtual void DownloadOpened(DownloadItemImpl* download);
   virtual void DownloadRemoved(DownloadItemImpl* download);
 
   // Show the download in the browser.