Update Token Binding code to the latest drafts

net/url_request/url_request_http_job_unittest.cc

Index: net/url_request/url_request_http_job_unittest.cc
diff --git a/net/url_request/url_request_http_job_unittest.cc b/net/url_request/url_request_http_job_unittest.cc
index 249b6662596e10b708a08f6ebec95cd74acc9fd2..71785379d4484e34c72bda69a519283f08532547 100644
--- a/net/url_request/url_request_http_job_unittest.cc
+++ b/net/url_request/url_request_http_job_unittest.cc
@@ -894,8 +894,9 @@ class FakeWebSocketHandshakeStream : public WebSocketHandshakeStreamBase {
 
   bool GetRemoteEndpoint(IPEndPoint* endpoint) override { return false; }
 
-  Error GetSignedEKMForTokenBinding(crypto::ECPrivateKey* key,
-                                    std::vector<uint8_t>* out) override {
+  Error GetTokenBindingSignature(crypto::ECPrivateKey* key,
+                                 TokenBindingType tb_type,
+                                 std::vector<uint8_t>* out) override {
     ADD_FAILURE();
     return ERR_NOT_IMPLEMENTED;
   }