Propagate the remote socket address to URLRequest and to ViewHostMsg_FrameNavigate.

net/spdy/spdy_http_stream.cc

Index: net/spdy/spdy_http_stream.cc
diff --git a/net/spdy/spdy_http_stream.cc b/net/spdy/spdy_http_stream.cc
index 6a6abb241f84a1bd83a07c0d3ae822a3a1ffdae4..748767b1f118084405150da381b4c10f452c18cf 100644
--- a/net/spdy/spdy_http_stream.cc
+++ b/net/spdy/spdy_http_stream.cc
@@ -10,6 +10,7 @@
 
 #include "base/logging.h"
 #include "base/message_loop.h"
+#include "net/base/address_list.h"
 #include "net/base/load_flags.h"
 #include "net/base/net_util.h"
 #include "net/http/http_request_headers.h"
@@ -230,6 +231,15 @@ int SpdyHttpStream::SendRequest(const HttpRequestHeaders& request_headers,
 
   response_info_ = response;
 
+  // Put the peer's ip:port into the response, for inquisitive users.
+  AddressList address;
+  if (stream_->GetPeerAddress(&address) == OK) {
+    response_info_->socket_address =
+        NetAddressToStringWithPort(address.head());
+  } else {
+    response_info_->socket_address.clear();
+  }
+
   bool has_upload_data = request_body_stream_.get() != NULL;
   int result = stream_->SendRequest(has_upload_data);
   if (result == ERR_IO_PENDING) {