Add EXPECT_CALLs and use NiceMock to make tls_client_handshaker_test log look cleaner.
gfe-relnote: test change only. not protected.
PiperOrigin-RevId: 308130693
Change-Id: I4cf48bb769632dd689a01ef62f34705c005a371c
QUICHE (QUIC, Http/2, Etc) is Google‘s implementation of QUIC and related protocols. It powers Chromium as well as Google’s QUIC servers and some other projects.