See https://www.mozilla.org/en-US/thunderbird/45.7.0/releasenotes/ Remove patch-mozilla_netwerk_protocol_http_Http2Session_cpp as it was merged in the 45esr branch.
See https://www.mozilla.org/en-US/thunderbird/45.7.0/releasenotes/ Remove patch-mozilla_netwerk_protocol_http_Http2Session_cpp as it was merged in the 45esr branch.