Add reverse URL handler for shortening uber URLs

content/browser/web_contents/navigation_controller_impl.cc

Index: content/browser/web_contents/navigation_controller_impl.cc
diff --git a/content/browser/web_contents/navigation_controller_impl.cc b/content/browser/web_contents/navigation_controller_impl.cc
index dc49e94328368eecc10a1caa0d416835b118d46a..dc970f9a92f5278439277e6f7343f25c4ceb0e51 100644
--- a/content/browser/web_contents/navigation_controller_impl.cc
+++ b/content/browser/web_contents/navigation_controller_impl.cc
@@ -876,7 +876,12 @@ void NavigationControllerImpl::RendererDidNavigateToNewPage(
     // update the virtual URL based on the new URL. For example, this is needed
     // to show chrome://bookmarks/#1 when the bookmarks webui extension changes
     // the URL.
-    update_virtual_url = true;
+    GURL temp = params.url;
+    bool reverse_on_redirect = false;
+    BrowserURLHandlerImpl::GetInstance()->RewriteURLIfNecessary(

[Alexei Svitkine (slow), 2012/08/02 22:00:11]

Can you add a comment explaining what this is doing with examples of the case
this handles that makes this necessary?

+        &temp, browser_context_, &reverse_on_redirect);
+    update_virtual_url = reverse_on_redirect;
+    new_entry->set_update_virtual_url_with_url(reverse_on_redirect);
   }
 
   new_entry->SetURL(params.url);