New extension API: "tab.socketAddress"

chrome/common/render_messages_params.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_COMMON_RENDER_MESSAGES_PARAMS_H_
 #define CHROME_COMMON_RENDER_MESSAGES_PARAMS_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 282 matching lines @@
   // (this can happen if the resource was insecure).
   bool is_content_filtered;
 
   // Whether the frame navigation resulted in no change to the documents within
   // the page. For example, the navigation may have just resulted in scrolling
   // to a named anchor.
   bool was_within_same_page;
 
   // The status code of the HTTP request.
   int http_status_code;
+
+  // Remote address of the socket which fetched this resource, for presenting
+  // to inquisitive users.  Can be "ipv4:port", "[ipv6]:port", or empty.
+  std::string socket_address;
 };
 
 // Values that may be OR'd together to form the 'flags' parameter of a
 // ViewHostMsg_UpdateRect_Params structure.
 struct ViewHostMsg_UpdateRect_Flags {
   enum {
     IS_RESIZE_ACK = 1 << 0,
     IS_RESTORE_ACK = 1 << 1,
     IS_REPAINT_ACK = 1 << 2,
   };
@@ skipping 822 matching lines @@
 struct ParamTraits<ViewHostMsg_AccessibilityNotification_Params> {
   typedef ViewHostMsg_AccessibilityNotification_Params param_type;
   static void Write(Message* m, const param_type& p);
   static bool Read(const Message* m, void** iter, param_type* p);
   static void Log(const param_type& p, std::string* l);
 };
 
 }  // namespace IPC
 
 #endif  // CHROME_COMMON_RENDER_MESSAGES_PARAMS_H_