Expose the origin of the client calling navigator.connect.

public/platform/WebNavigatorConnectProvider.h

Index: public/platform/WebNavigatorConnectProvider.h
diff --git a/public/platform/WebNavigatorConnectProvider.h b/public/platform/WebNavigatorConnectProvider.h
index 1b77b0ebc10efa7d174d4eb7f4ff14a9737d373d..f4e9f0d2eaa70eaf7f5ef07e39024bf8922ddd30 100644
--- a/public/platform/WebNavigatorConnectProvider.h
+++ b/public/platform/WebNavigatorConnectProvider.h
@@ -10,16 +10,19 @@
 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