Add and use a base::i18n::StringWithDirection for carrying titles.

content/browser/renderer_host/render_view_host.h

Index: content/browser/renderer_host/render_view_host.h
diff --git a/content/browser/renderer_host/render_view_host.h b/content/browser/renderer_host/render_view_host.h
index 1084ae940e604bc8df68b09e2db555c8a1d27f09..d250af1acc31eafc0e15aa3d5a0b5e15c66a7114 100644
--- a/content/browser/renderer_host/render_view_host.h
+++ b/content/browser/renderer_host/render_view_host.h
@@ -49,6 +49,12 @@ struct WebDropData;
 struct WebPreferences;
 struct UserMetricsAction;
 
+namespace base {
+namespace i18n {
+class String16WithDirection;

[darin (slow to review), 2011/04/21 18:03:30]

this forward declaration seems unnecessary since String16WithDirection does not
get mentioned in this header file.

+}
+}
+
 namespace gfx {
 class Point;
 }  // namespace gfx