Add GetURL variant to EmbeddedTestServer with hostname parameter.

net/test/embedded_test_server/embedded_test_server.h

Index: net/test/embedded_test_server/embedded_test_server.h
diff --git a/net/test/embedded_test_server/embedded_test_server.h b/net/test/embedded_test_server/embedded_test_server.h
index 9123a511f234f23e0c3a55088c1dec29cb7dcfee..8217be5c9b1a77b678dd78318d084ed7d08db394 100644
--- a/net/test/embedded_test_server/embedded_test_server.h
+++ b/net/test/embedded_test_server/embedded_test_server.h
@@ -129,6 +129,10 @@ class EmbeddedTestServer : public StreamListenSocket::Delegate {
   // http://127.0.0.1:<port>/path?query=foo.
   GURL GetURL(const std::string& relative_url) const;
 
+  // Similar to the above method with the difference that it uses the supplied
+  // |hostname| for the URL instead of 127.0.0.1.

[mtomasz, 2014/10/30 00:25:29]

nit: Could you add a comment, that the hostname should be routed to 127.0.0.1?

[nasko, 2014/10/30 00:45:11]

Done.

+  GURL GetURL(const std::string& hostname, const std::string& relative_url);

[mtomasz, 2014/10/30 00:25:29]

nit: This method should be const.

[nasko, 2014/10/30 00:45:11]

Done.

+
   // Returns the port number used by the server.
   int port() const { return port_; }