Refactor navigator.connect code to make it more flexible.

content/public/common/navigator_connect_client.h

 // Copyright 2014 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 CONTENT_COMMON_NAVIGATOR_CONNECT_TYPES_H_
-#define CONTENT_COMMON_NAVIGATOR_CONNECT_TYPES_H_
+#ifndef CONTENT_PUBLIC_COMMON_NAVIGATOR_CONNECT_CLIENT_H_
+#define CONTENT_PUBLIC_COMMON_NAVIGATOR_CONNECT_CLIENT_H_
 
 #include "url/gurl.h"
 
-// This file is to have common definitions that are to be shared by
-// browser and child process.
-
 namespace content {
 
-struct CrossOriginServiceWorkerClient {
-  CrossOriginServiceWorkerClient();
-  CrossOriginServiceWorkerClient(const GURL& target_url,
-                                 const GURL& origin,
-                                 int message_port_id);
-  ~CrossOriginServiceWorkerClient();
+// This struct represents a connection to a navigator.connect exposed service.
+struct NavigatorConnectClient {
+  NavigatorConnectClient();
+  NavigatorConnectClient(const GURL& target_url,
+                         const GURL& origin,
+                         int message_port_id);
+  ~NavigatorConnectClient();
 
+  // The URL this client is connected to (or trying to connect to).
   GURL target_url;
+
+  // The origin of the client.
   GURL origin;
+
+  // Message port ID for the service side message port associated with this
+  // client.
   int message_port_id;
 };
 
 }  // namespace content
 
-#endif  // CONTENT_COMMON_NAVIGATOR_CONNECT_TYPES_H_
+#endif  // CONTENT_PUBLIC_COMMON_NAVIGATOR_CONNECT_CLIENT_H_