Introduce url::Origin to represent Web Origin.

content/browser/renderer_host/websocket_host.cc

Index: content/browser/renderer_host/websocket_host.cc
diff --git a/content/browser/renderer_host/websocket_host.cc b/content/browser/renderer_host/websocket_host.cc
index 48b04b081cc92417f551c64c2ff0469d5663b1db..1a5d07bb9700b2a3c7c9219d496c53403927eae8 100644
--- a/content/browser/renderer_host/websocket_host.cc
+++ b/content/browser/renderer_host/websocket_host.cc
@@ -7,6 +7,7 @@
 #include "base/basictypes.h"
 #include "base/strings/string_util.h"
 #include "content/browser/renderer_host/websocket_dispatcher_host.h"
+#include "content/common/serialized_origin.h"
 #include "content/common/websocket_messages.h"
 #include "ipc/ipc_message_macros.h"
 #include "net/http/http_request_headers.h"
@@ -231,14 +232,15 @@ bool WebSocketHost::OnMessageReceived(const IPC::Message& message,
 void WebSocketHost::OnAddChannelRequest(
     const GURL& socket_url,
     const std::vector<std::string>& requested_protocols,
-    const GURL& origin) {
+    const SerializedOrigin& origin) {
   DVLOG(3) << "WebSocketHost::OnAddChannelRequest"
            << " routing_id=" << routing_id_ << " socket_url=\"" << socket_url
            << "\" requested_protocols=\""
-           << JoinString(requested_protocols, ", ") << "\" origin=\"" << origin
-           << "\"";
+           << JoinString(requested_protocols, ", ") << "\" origin=\""
+           << origin.string << "\"";
 
-  channel_->SendAddChannelRequest(socket_url, requested_protocols, origin);
+  channel_->SendAddChannelRequest(
+      socket_url, requested_protocols, origin.string);
 }
 
 void WebSocketHost::OnSendFrame(bool fin,