Revert my recent changes regarding title directionality.

chrome/browser/notifications/balloon_host.h

Index: chrome/browser/notifications/balloon_host.h
diff --git a/chrome/browser/notifications/balloon_host.h b/chrome/browser/notifications/balloon_host.h
index 0d483faf80e8b8daedec1e4aabd08d7f8073f3df..475d6bd0806436f9c3b5a75586c0340b29a464d7 100644
--- a/chrome/browser/notifications/balloon_host.h
+++ b/chrome/browser/notifications/balloon_host.h
@@ -56,10 +56,8 @@ class BalloonHost : public RenderViewHostDelegate,
   virtual void RenderViewGone(RenderViewHost* render_view_host,
                               base::TerminationStatus status,
                               int error_code);
-  virtual void UpdateTitle(
-      RenderViewHost* render_view_host,
-      int32 page_id,
-      const base::i18n::String16WithDirection& title) OVERRIDE {}
+  virtual void UpdateTitle(RenderViewHost* render_view_host,
+                           int32 page_id, const std::wstring& title) {}
   virtual int GetBrowserWindowID() const;
   virtual ViewType::Type GetRenderViewType() const;
   virtual RenderViewHostDelegate::View* GetViewDelegate();