Prevent a crash when visiting about:hang in two NTPs.

chrome/browser/tab_contents/tab_contents.cc

Index: chrome/browser/tab_contents/tab_contents.cc
diff --git a/chrome/browser/tab_contents/tab_contents.cc b/chrome/browser/tab_contents/tab_contents.cc
index d9522e17f7de9b233f66ce3f7d4ee6f51f66a924..b6bc9aed107ae87f601a55bc76df495d911bc83c 100644
--- a/chrome/browser/tab_contents/tab_contents.cc
+++ b/chrome/browser/tab_contents/tab_contents.cc
@@ -864,12 +864,11 @@ bool TabContents::NavigateToEntry(
         kPreferredSizeWidth | kPreferredSizeHeightThisIsSlow);
   }
 
-  // For security, we should never send non-DOM-UI URLs (other than about:blank)
-  // to a DOM UI renderer.  Double check that here.
+  // For security, we should never send non-DOM-UI URLs to a DOM UI renderer.
+  // Double check that here.
   int enabled_bindings = dest_render_view_host->enabled_bindings();
   bool is_allowed_in_dom_ui_renderer =
-      DOMUIFactory::UseDOMUIForURL(profile(), entry.url()) ||
-      entry.url() == GURL(chrome::kAboutBlankURL);
+      DOMUIFactory::IsURLAcceptableForDOMUI(profile(), entry.url());
   CHECK(!BindingsPolicy::is_dom_ui_enabled(enabled_bindings) ||
         is_allowed_in_dom_ui_renderer);