8222527: HttpClient doesn't send HOST header when tunelling HTTP/1.1 through http proxy Summary: HttpClient no longer filters out system host header when sending tunelling CONNECT request to proxy Reviewed-by: michaelm

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
\.DS_Store
\.metadata/
\.recommenders/
test/nashorn/script/external
test/nashorn/lib
NashornProfile.txt
.*/JTreport/.*
.*/JTwork/.*
.*/.git/.*