gfe-relnote: Update MOCK_METHODn to MOCK_METHOD in //third_party/quic/. Test only change.

This CL is generated by experimental/users/bjaspan/mock_method/update-mock-method.pl with manual edits to fix build and test.

#updatemockmethod

PiperOrigin-RevId: 308619078
Change-Id: I584385cc7a4540900ff3d997f64ee35b39eb2170
diff --git a/quic/core/quic_stream_id_manager_test.cc b/quic/core/quic_stream_id_manager_test.cc
index cf7129c..2179ba2 100644
--- a/quic/core/quic_stream_id_manager_test.cc
+++ b/quic/core/quic_stream_id_manager_test.cc
@@ -24,8 +24,10 @@
 
 class MockDelegate : public QuicStreamIdManager::DelegateInterface {
  public:
-  MOCK_METHOD2(SendMaxStreams,
-               void(QuicStreamCount stream_count, bool unidirectional));
+  MOCK_METHOD(void,
+              SendMaxStreams,
+              (QuicStreamCount stream_count, bool unidirectional),
+              (override));
 };
 
 struct TestParams {