Propagate the remote socket address to URLRequest and to ViewHostMsg_FrameNavigate.

net/url_request/url_request.h

Index: net/url_request/url_request.h
diff --git a/net/url_request/url_request.h b/net/url_request/url_request.h
index bb08a8f4866b50aabf42a7fa6cdaca24e84d1681..a2ad24b520b8a4d0d31c20ca800dc95950399c58 100644
--- a/net/url_request/url_request.h
+++ b/net/url_request/url_request.h
@@ -38,6 +38,7 @@ typedef std::vector<std::string> ResponseCookies;
 namespace net {
 
 class CookieOptions;
+class HostPortPair;
 class IOBuffer;
 class SSLCertRequestInfo;
 class UploadData;
@@ -416,6 +417,10 @@ class URLRequest : public base::NonThreadSafe {
     return response_info_.was_fetched_via_proxy;
   }
 
+  // Returns the host and port that the content was fetched from.  See
+  // http_response_info.h for caveats relating to cached content.
+  HostPortPair GetSocketAddress() const;
+
   // Get all response headers, as a HttpResponseHeaders object.  See comments
   // in HttpResponseHeaders class as to the format of the data.
   net::HttpResponseHeaders* response_headers() const;