Expose the origin of the client calling navigator.connect.

public/platform/WebNavigatorConnectProvider.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 WebNavigatorConnectProvider_h
 #define WebNavigatorConnectProvider_h
 
 #include "WebCallbacks.h"
 
 namespace blink {
 
 class WebMessagePortChannel;
+class WebString;
 class WebURL;
 
 class WebNavigatorConnectProvider {
 public:
     virtual ~WebNavigatorConnectProvider() { }
 
-    // Initiates a connection to the given URL. When succesfull the service
-    // can communicate with the client over the given channel.
+    // Initiates a connection from the given origin to the given URL. When
+    // successful the service can communicate with the client over the given
+    // channel. The origin isn't passed as WebSecurityOrigin because that would
+    // be a layering violation (platform/ code shouldn't depend on web/ code).
     // Ownership of the WebMessagePortChannel and WebCallbacks is transferred to the provider.
-    virtual void connect(const WebURL&, WebMessagePortChannel*, WebCallbacks<void, void>*) { }
+    virtual void connect(const WebURL&, const WebString& origin, WebMessagePortChannel*, WebCallbacks<void, void>*) { }
 };
 
 } // namespace blink
 
 #endif // WebNavigatorConnectProvider_h