Adding base URL to the frame committed message.

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 502bb67479243ba36ee31077b9e867be424f6bb6..1184e5f47bb995b22ec8d6b8583e44c8dee1490e 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -1059,6 +1059,9 @@ void RenderViewImpl::UpdateURL(WebFrame* frame) {
     params.url = request.url();
   }
 
+  if (frame->document().baseURL() != params.url)
+    params.base_url = frame->document().baseURL();
+
   GetRedirectChain(ds, &params.redirects);
   params.should_update_history = !ds->hasUnreachableURL() &&
       !response.isMultipartPayload() && (response.httpStatusCode() != 404);